45453940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2179}}^1$

素因数の和:2344

約数の個数: 48

約数和(自身を含む): 109872000

約数和(自身を除く): 64418060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2179, 2980, 4172, 4358, 5215, 8716, 10430, 10895, 15253, 20860, 21790, 30506, 43580, 61012, 76265, 152530, 305060, 324671, 649342, 1298684, 1623355, 2272697, 3246710, 4545394, 6493420, 9090788, 11363485, 22726970, 45453940]

約数ペア:

[(1, 45453940), (2, 22726970), (4, 11363485), (5, 9090788), (7, 6493420), (10, 4545394), (14, 3246710), (20, 2272697), (28, 1623355), (35, 1298684), (70, 649342), (140, 324671), (149, 305060), (298, 152530), (596, 76265), (745, 61012), (1043, 43580), (1490, 30506), (2086, 21790), (2179, 20860), (2980, 15253), (4172, 10895), (4358, 10430), (5215, 8716)]