39786890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27823}}^1$

素因数の和:27854

約数の個数: 32

約数和(自身を含む): 84139776

約数和(自身を除く): 44352886

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 27823, 55646, 139115, 278230, 306053, 361699, 612106, 723398, 1530265, 1808495, 3060530, 3616990, 3978689, 7957378, 19893445, 39786890]

約数ペア:

[(1, 39786890), (2, 19893445), (5, 7957378), (10, 3978689), (11, 3616990), (13, 3060530), (22, 1808495), (26, 1530265), (55, 723398), (65, 612106), (110, 361699), (130, 306053), (143, 278230), (286, 139115), (715, 55646), (1430, 27823)]