20508729430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3708631}}^1$

素因数の和:3708724

約数の個数: 32

約数和(自身を含む): 42723440640

約数和(自身を除く): 22214711210

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765, 5530, 3708631, 7417262, 18543155, 25960417, 37086310, 51920834, 129802085, 259604170, 292981849, 585963698, 1464909245, 2050872943, 2929818490, 4101745886, 10254364715, 20508729430]

約数ペア:

[(1, 20508729430), (2, 10254364715), (5, 4101745886), (7, 2929818490), (10, 2050872943), (14, 1464909245), (35, 585963698), (70, 292981849), (79, 259604170), (158, 129802085), (395, 51920834), (553, 37086310), (790, 25960417), (1106, 18543155), (2765, 7417262), (5530, 3708631)]