70721870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{416011}}^1$

素因数の和:416035

約数の個数: 16

約数和(自身を含む): 134787888

約数和(自身を除く): 64066018

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 416011, 832022, 2080055, 4160110, 7072187, 14144374, 35360935, 70721870]

約数ペア:

[(1, 70721870), (2, 35360935), (5, 14144374), (10, 7072187), (17, 4160110), (34, 2080055), (85, 832022), (170, 416011)]