20021070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1061}}^1$

素因数の和:1125

約数の個数: 64

約数和(自身を含む): 52301376

約数和(自身を除く): 32280306

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 37, 51, 74, 85, 102, 111, 170, 185, 222, 255, 370, 510, 555, 629, 1061, 1110, 1258, 1887, 2122, 3145, 3183, 3774, 5305, 6290, 6366, 9435, 10610, 15915, 18037, 18870, 31830, 36074, 39257, 54111, 78514, 90185, 108222, 117771, 180370, 196285, 235542, 270555, 392570, 541110, 588855, 667369, 1177710, 1334738, 2002107, 3336845, 4004214, 6673690, 10010535, 20021070]

約数ペア:

[(1, 20021070), (2, 10010535), (3, 6673690), (5, 4004214), (6, 3336845), (10, 2002107), (15, 1334738), (17, 1177710), (30, 667369), (34, 588855), (37, 541110), (51, 392570), (74, 270555), (85, 235542), (102, 196285), (111, 180370), (170, 117771), (185, 108222), (222, 90185), (255, 78514), (370, 54111), (510, 39257), (555, 36074), (629, 31830), (1061, 18870), (1110, 18037), (1258, 15915), (1887, 10610), (2122, 9435), (3145, 6366), (3183, 6290), (3774, 5305)]