172096360

素因数分解:

$2^3\times 5^1\times {\mathrm{4302409}}^1$

素因数の和:4302420

約数の個数: 16

約数和(自身を含む): 387216900

約数和(自身を除く): 215120540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4302409, 8604818, 17209636, 21512045, 34419272, 43024090, 86048180, 172096360]

約数ペア:

[(1, 172096360), (2, 86048180), (4, 43024090), (5, 34419272), (8, 21512045), (10, 17209636), (20, 8604818), (40, 4302409)]