30990904

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{14957}}^1$

素因数の和:15007

約数の個数: 32

約数和(自身を含む): 68208480

約数和(自身を除く): 37217576

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 14957, 29914, 59828, 104699, 119656, 209398, 418796, 553409, 837592, 1106818, 2213636, 3873863, 4427272, 7747726, 15495452, 30990904]

約数ペア:

[(1, 30990904), (2, 15495452), (4, 7747726), (7, 4427272), (8, 3873863), (14, 2213636), (28, 1106818), (37, 837592), (56, 553409), (74, 418796), (148, 209398), (259, 119656), (296, 104699), (518, 59828), (1036, 29914), (2072, 14957)]