15886160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11681}}^1$

素因数の和:11711

約数の個数: 40

約数和(自身を含む): 39111336

約数和(自身を除く): 23225176

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 11681, 23362, 46724, 58405, 93448, 116810, 186896, 198577, 233620, 397154, 467240, 794308, 934480, 992885, 1588616, 1985770, 3177232, 3971540, 7943080, 15886160]

約数ペア:

[(1, 15886160), (2, 7943080), (4, 3971540), (5, 3177232), (8, 1985770), (10, 1588616), (16, 992885), (17, 934480), (20, 794308), (34, 467240), (40, 397154), (68, 233620), (80, 198577), (85, 186896), (136, 116810), (170, 93448), (272, 58405), (340, 46724), (680, 23362), (1360, 11681)]