20321586040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{617}}^1$

素因数の和:846

約数の個数: 256

約数和(自身を含む): 56812492800

約数和(自身を除く): 36490906760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 41, 56, 70, 76, 82, 95, 133, 140, 151, 152, 164, 190, 205, 266, 280, 287, 302, 328, 380, 410, 532, 574, 604, 617, 665, 755, 760, 779, 820, 1057, 1064, 1148, 1208, 1234, 1330, 1435, 1510, 1558, 1640, 2114, 2296, 2468, 2660, 2869, 2870, 3020, 3085, 3116, 3895, 4228, 4319, 4936, 5285, 5320, 5453, 5738, 5740, 6040, 6170, 6191, 6232, 7790, 8456, 8638, 10570, 10906, 11476, 11480, 11723, 12340, 12382, 14345, 15580, 17276, 20083, 21140, 21595, 21812, 22952, 23446, 24680, 24764, 25297, 27265, 28690, 30955, 31160, 34552, 40166, 42280, 43190, 43337, 43624, 46892, 49528, 50594, 54530, 57380, 58615, 61910, 80332, 82061, 86380, 86674, 93167, 93784, 100415, 101188, 109060, 114760, 117230, 117629, 123820, 126485, 160664, 164122, 172760, 173348, 177079, 186334, 200830, 202376, 216685, 218120, 234460, 235258, 247640, 252970, 328244, 346696, 354158, 372668, 401660, 410305, 433370, 465835, 468920, 470516, 480643, 505940, 588145, 652169, 656488, 708316, 745336, 803320, 820610, 823403, 866740, 885395, 931670, 941032, 961286, 1011880, 1176290, 1304338, 1416632, 1641220, 1646806, 1733480, 1770173, 1770790, 1863340, 1922572, 2352580, 2403215, 2608676, 3260845, 3282440, 3293612, 3364501, 3540346, 3541580, 3726680, 3819847, 3845144, 4117015, 4705160, 4806430, 5217352, 6521690, 6587224, 6729002, 7080692, 7083160, 7639694, 8234030, 8850865, 9612860, 12391211, 13043380, 13458004, 14161384, 15279388, 16468060, 16822505, 17701730, 19099235, 19225720, 24782422, 26086760, 26738929, 26916008, 30558776, 32936120, 33645010, 35403460, 38198470, 49564844, 53477858, 61956055, 67290020, 70806920, 72577093, 76396940, 99129688, 106955716, 123912110, 133694645, 134580040, 145154186, 152793880, 213911432, 247824220, 267389290, 290308372, 362885465, 495648440, 508039651, 534778580, 580616744, 725770930, 1016079302, 1069557160, 1451541860, 2032158604, 2540198255, 2903083720, 4064317208, 5080396510, 10160793020, 20321586040]

約数ペア:

[(1, 20321586040), (2, 10160793020), (4, 5080396510), (5, 4064317208), (7, 2903083720), (8, 2540198255), (10, 2032158604), (14, 1451541860), (19, 1069557160), (20, 1016079302), (28, 725770930), (35, 580616744), (38, 534778580), (40, 508039651), (41, 495648440), (56, 362885465), (70, 290308372), (76, 267389290), (82, 247824220), (95, 213911432), (133, 152793880), (140, 145154186), (151, 134580040), (152, 133694645), (164, 123912110), (190, 106955716), (205, 99129688), (266, 76396940), (280, 72577093), (287, 70806920), (302, 67290020), (328, 61956055), (380, 53477858), (410, 49564844), (532, 38198470), (574, 35403460), (604, 33645010), (617, 32936120), (665, 30558776), (755, 26916008), (760, 26738929), (779, 26086760), (820, 24782422), (1057, 19225720), (1064, 19099235), (1148, 17701730), (1208, 16822505), (1234, 16468060), (1330, 15279388), (1435, 14161384), (1510, 13458004), (1558, 13043380), (1640, 12391211), (2114, 9612860), (2296, 8850865), (2468, 8234030), (2660, 7639694), (2869, 7083160), (2870, 7080692), (3020, 6729002), (3085, 6587224), (3116, 6521690), (3895, 5217352), (4228, 4806430), (4319, 4705160), (4936, 4117015), (5285, 3845144), (5320, 3819847), (5453, 3726680), (5738, 3541580), (5740, 3540346), (6040, 3364501), (6170, 3293612), (6191, 3282440), (6232, 3260845), (7790, 2608676), (8456, 2403215), (8638, 2352580), (10570, 1922572), (10906, 1863340), (11476, 1770790), (11480, 1770173), (11723, 1733480), (12340, 1646806), (12382, 1641220), (14345, 1416632), (15580, 1304338), (17276, 1176290), (20083, 1011880), (21140, 961286), (21595, 941032), (21812, 931670), (22952, 885395), (23446, 866740), (24680, 823403), (24764, 820610), (25297, 803320), (27265, 745336), (28690, 708316), (30955, 656488), (31160, 652169), (34552, 588145), (40166, 505940), (42280, 480643), (43190, 470516), (43337, 468920), (43624, 465835), (46892, 433370), (49528, 410305), (50594, 401660), (54530, 372668), (57380, 354158), (58615, 346696), (61910, 328244), (80332, 252970), (82061, 247640), (86380, 235258), (86674, 234460), (93167, 218120), (93784, 216685), (100415, 202376), (101188, 200830), (109060, 186334), (114760, 177079), (117230, 173348), (117629, 172760), (123820, 164122), (126485, 160664)]