15993790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:588

約数の個数: 32

約数和(自身を含む): 30080160

約数和(自身を除く): 14086370

約数列:

[1, 2, 5, 10, 29, 58, 131, 145, 262, 290, 421, 655, 842, 1310, 2105, 3799, 4210, 7598, 12209, 18995, 24418, 37990, 55151, 61045, 110302, 122090, 275755, 551510, 1599379, 3198758, 7996895, 15993790]

約数ペア:

[(1, 15993790), (2, 7996895), (5, 3198758), (10, 1599379), (29, 551510), (58, 275755), (131, 122090), (145, 110302), (262, 61045), (290, 55151), (421, 37990), (655, 24418), (842, 18995), (1310, 12209), (2105, 7598), (3799, 4210)]