28627020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:493

約数の個数: 120

約数和(自身を含む): 92207808

約数和(自身を除く): 63580788

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 41, 45, 54, 60, 81, 82, 90, 108, 123, 135, 162, 164, 180, 205, 246, 270, 324, 369, 405, 410, 431, 492, 540, 615, 738, 810, 820, 862, 1107, 1230, 1293, 1476, 1620, 1724, 1845, 2155, 2214, 2460, 2586, 3321, 3690, 3879, 4310, 4428, 5172, 5535, 6465, 6642, 7380, 7758, 8620, 11070, 11637, 12930, 13284, 15516, 16605, 17671, 19395, 22140, 23274, 25860, 33210, 34911, 35342, 38790, 46548, 53013, 58185, 66420, 69822, 70684, 77580, 88355, 106026, 116370, 139644, 159039, 174555, 176710, 212052, 232740, 265065, 318078, 349110, 353420, 477117, 530130, 636156, 698220, 795195, 954234, 1060260, 1431351, 1590390, 1908468, 2385585, 2862702, 3180780, 4771170, 5725404, 7156755, 9542340, 14313510, 28627020]

約数ペア:

[(1, 28627020), (2, 14313510), (3, 9542340), (4, 7156755), (5, 5725404), (6, 4771170), (9, 3180780), (10, 2862702), (12, 2385585), (15, 1908468), (18, 1590390), (20, 1431351), (27, 1060260), (30, 954234), (36, 795195), (41, 698220), (45, 636156), (54, 530130), (60, 477117), (81, 353420), (82, 349110), (90, 318078), (108, 265065), (123, 232740), (135, 212052), (162, 176710), (164, 174555), (180, 159039), (205, 139644), (246, 116370), (270, 106026), (324, 88355), (369, 77580), (405, 70684), (410, 69822), (431, 66420), (492, 58185), (540, 53013), (615, 46548), (738, 38790), (810, 35342), (820, 34911), (862, 33210), (1107, 25860), (1230, 23274), (1293, 22140), (1476, 19395), (1620, 17671), (1724, 16605), (1845, 15516), (2155, 13284), (2214, 12930), (2460, 11637), (2586, 11070), (3321, 8620), (3690, 7758), (3879, 7380), (4310, 6642), (4428, 6465), (5172, 5535)]