57173660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3499}}^1$

素因数の和:3570

約数の個数: 48

約数和(自身を含む): 129360000

約数和(自身を除く): 72186340

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 43, 76, 86, 95, 172, 190, 215, 380, 430, 817, 860, 1634, 3268, 3499, 4085, 6998, 8170, 13996, 16340, 17495, 34990, 66481, 69980, 132962, 150457, 265924, 300914, 332405, 601828, 664810, 752285, 1329620, 1504570, 2858683, 3009140, 5717366, 11434732, 14293415, 28586830, 57173660]

約数ペア:

[(1, 57173660), (2, 28586830), (4, 14293415), (5, 11434732), (10, 5717366), (19, 3009140), (20, 2858683), (38, 1504570), (43, 1329620), (76, 752285), (86, 664810), (95, 601828), (172, 332405), (190, 300914), (215, 265924), (380, 150457), (430, 132962), (817, 69980), (860, 66481), (1634, 34990), (3268, 17495), (3499, 16340), (4085, 13996), (6998, 8170)]