1003669640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{1979}}^1$

素因数の和:2430

約数の個数: 64

約数和(自身を含む): 2337984000

約数和(自身を除く): 1334314360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 409, 620, 818, 1240, 1636, 1979, 2045, 3272, 3958, 4090, 7916, 8180, 9895, 12679, 15832, 16360, 19790, 25358, 39580, 50716, 61349, 63395, 79160, 101432, 122698, 126790, 245396, 253580, 306745, 490792, 507160, 613490, 809411, 1226980, 1618822, 2453960, 3237644, 4047055, 6475288, 8094110, 16188220, 25091741, 32376440, 50183482, 100366964, 125458705, 200733928, 250917410, 501834820, 1003669640]

約数ペア:

[(1, 1003669640), (2, 501834820), (4, 250917410), (5, 200733928), (8, 125458705), (10, 100366964), (20, 50183482), (31, 32376440), (40, 25091741), (62, 16188220), (124, 8094110), (155, 6475288), (248, 4047055), (310, 3237644), (409, 2453960), (620, 1618822), (818, 1226980), (1240, 809411), (1636, 613490), (1979, 507160), (2045, 490792), (3272, 306745), (3958, 253580), (4090, 245396), (7916, 126790), (8180, 122698), (9895, 101432), (12679, 79160), (15832, 63395), (16360, 61349), (19790, 50716), (25358, 39580)]