38297960

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 89672400

約数和(自身を除く): 51374440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 113, 148, 185, 226, 229, 296, 370, 452, 458, 565, 740, 904, 916, 1130, 1145, 1480, 1832, 2260, 2290, 4181, 4520, 4580, 8362, 8473, 9160, 16724, 16946, 20905, 25877, 33448, 33892, 41810, 42365, 51754, 67784, 83620, 84730, 103508, 129385, 167240, 169460, 207016, 258770, 338920, 517540, 957449, 1035080, 1914898, 3829796, 4787245, 7659592, 9574490, 19148980, 38297960]

約数ペア:

[(1, 38297960), (2, 19148980), (4, 9574490), (5, 7659592), (8, 4787245), (10, 3829796), (20, 1914898), (37, 1035080), (40, 957449), (74, 517540), (113, 338920), (148, 258770), (185, 207016), (226, 169460), (229, 167240), (296, 129385), (370, 103508), (452, 84730), (458, 83620), (565, 67784), (740, 51754), (904, 42365), (916, 41810), (1130, 33892), (1145, 33448), (1480, 25877), (1832, 20905), (2260, 16946), (2290, 16724), (4181, 9160), (4520, 8473), (4580, 8362)]