20076660

素因数分解:

$2^2\times 3^{10}\times 5^1\times {\mathrm{17}}^1$

素因数の和:56

約数の個数: 132

約数和(自身を含む): 66961188

約数和(自身を除く): 46884528

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 81, 85, 90, 102, 108, 135, 153, 162, 170, 180, 204, 243, 255, 270, 306, 324, 340, 405, 459, 486, 510, 540, 612, 729, 765, 810, 918, 972, 1020, 1215, 1377, 1458, 1530, 1620, 1836, 2187, 2295, 2430, 2754, 2916, 3060, 3645, 4131, 4374, 4590, 4860, 5508, 6561, 6885, 7290, 8262, 8748, 9180, 10935, 12393, 13122, 13770, 14580, 16524, 19683, 20655, 21870, 24786, 26244, 27540, 32805, 37179, 39366, 41310, 43740, 49572, 59049, 61965, 65610, 74358, 78732, 82620, 98415, 111537, 118098, 123930, 131220, 148716, 185895, 196830, 223074, 236196, 247860, 295245, 334611, 371790, 393660, 446148, 557685, 590490, 669222, 743580, 1003833, 1115370, 1180980, 1338444, 1673055, 2007666, 2230740, 3346110, 4015332, 5019165, 6692220, 10038330, 20076660]

約数ペア:

[(1, 20076660), (2, 10038330), (3, 6692220), (4, 5019165), (5, 4015332), (6, 3346110), (9, 2230740), (10, 2007666), (12, 1673055), (15, 1338444), (17, 1180980), (18, 1115370), (20, 1003833), (27, 743580), (30, 669222), (34, 590490), (36, 557685), (45, 446148), (51, 393660), (54, 371790), (60, 334611), (68, 295245), (81, 247860), (85, 236196), (90, 223074), (102, 196830), (108, 185895), (135, 148716), (153, 131220), (162, 123930), (170, 118098), (180, 111537), (204, 98415), (243, 82620), (255, 78732), (270, 74358), (306, 65610), (324, 61965), (340, 59049), (405, 49572), (459, 43740), (486, 41310), (510, 39366), (540, 37179), (612, 32805), (729, 27540), (765, 26244), (810, 24786), (918, 21870), (972, 20655), (1020, 19683), (1215, 16524), (1377, 14580), (1458, 13770), (1530, 13122), (1620, 12393), (1836, 10935), (2187, 9180), (2295, 8748), (2430, 8262), (2754, 7290), (2916, 6885), (3060, 6561), (3645, 5508), (4131, 4860), (4374, 4590)]