20102120080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{17333}}^1$

素因数の和:17481

約数の個数: 160

約数和(自身を含む): 56744582400

約数和(自身を除く): 36642462320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 109, 112, 133, 140, 152, 190, 218, 266, 280, 304, 380, 436, 532, 545, 560, 665, 760, 763, 872, 1064, 1090, 1330, 1520, 1526, 1744, 2071, 2128, 2180, 2660, 3052, 3815, 4142, 4360, 5320, 6104, 7630, 8284, 8720, 10355, 10640, 12208, 14497, 15260, 16568, 17333, 20710, 28994, 30520, 33136, 34666, 41420, 57988, 61040, 69332, 72485, 82840, 86665, 115976, 121331, 138664, 144970, 165680, 173330, 231952, 242662, 277328, 289940, 329327, 346660, 485324, 579880, 606655, 658654, 693320, 970648, 1159760, 1213310, 1317308, 1386640, 1646635, 1889297, 1941296, 2305289, 2426620, 2634616, 3293270, 3778594, 4610578, 4853240, 5269232, 6586540, 7557188, 9221156, 9446485, 9706480, 11526445, 13173080, 13225079, 15114376, 18442312, 18892970, 23052890, 26346160, 26450158, 30228752, 35896643, 36884624, 37785940, 46105780, 52900316, 66125395, 71793286, 75571880, 92211560, 105800632, 132250790, 143586572, 151143760, 179483215, 184423120, 211601264, 251276501, 264501580, 287173144, 358966430, 502553002, 529003160, 574346288, 717932860, 1005106004, 1058006320, 1256382505, 1435865720, 2010212008, 2512765010, 2871731440, 4020424016, 5025530020, 10051060040, 20102120080]

約数ペア:

[(1, 20102120080), (2, 10051060040), (4, 5025530020), (5, 4020424016), (7, 2871731440), (8, 2512765010), (10, 2010212008), (14, 1435865720), (16, 1256382505), (19, 1058006320), (20, 1005106004), (28, 717932860), (35, 574346288), (38, 529003160), (40, 502553002), (56, 358966430), (70, 287173144), (76, 264501580), (80, 251276501), (95, 211601264), (109, 184423120), (112, 179483215), (133, 151143760), (140, 143586572), (152, 132250790), (190, 105800632), (218, 92211560), (266, 75571880), (280, 71793286), (304, 66125395), (380, 52900316), (436, 46105780), (532, 37785940), (545, 36884624), (560, 35896643), (665, 30228752), (760, 26450158), (763, 26346160), (872, 23052890), (1064, 18892970), (1090, 18442312), (1330, 15114376), (1520, 13225079), (1526, 13173080), (1744, 11526445), (2071, 9706480), (2128, 9446485), (2180, 9221156), (2660, 7557188), (3052, 6586540), (3815, 5269232), (4142, 4853240), (4360, 4610578), (5320, 3778594), (6104, 3293270), (7630, 2634616), (8284, 2426620), (8720, 2305289), (10355, 1941296), (10640, 1889297), (12208, 1646635), (14497, 1386640), (15260, 1317308), (16568, 1213310), (17333, 1159760), (20710, 970648), (28994, 693320), (30520, 658654), (33136, 606655), (34666, 579880), (41420, 485324), (57988, 346660), (61040, 329327), (69332, 289940), (72485, 277328), (82840, 242662), (86665, 231952), (115976, 173330), (121331, 165680), (138664, 144970)]