28917160

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9151}}^1$

素因数の和:9241

約数の個数: 32

約数和(自身を含む): 65894400

約数和(自身を除く): 36977240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 316, 395, 632, 790, 1580, 3160, 9151, 18302, 36604, 45755, 73208, 91510, 183020, 366040, 722929, 1445858, 2891716, 3614645, 5783432, 7229290, 14458580, 28917160]

約数ペア:

[(1, 28917160), (2, 14458580), (4, 7229290), (5, 5783432), (8, 3614645), (10, 2891716), (20, 1445858), (40, 722929), (79, 366040), (158, 183020), (316, 91510), (395, 73208), (632, 45755), (790, 36604), (1580, 18302), (3160, 9151)]