85629740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{611641}}^1$

素因数の和:611657

約数の個数: 24

約数和(自身を含む): 205511712

約数和(自身を除く): 119881972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 611641, 1223282, 2446564, 3058205, 4281487, 6116410, 8562974, 12232820, 17125948, 21407435, 42814870, 85629740]

約数ペア:

[(1, 85629740), (2, 42814870), (4, 21407435), (5, 17125948), (7, 12232820), (10, 8562974), (14, 6116410), (20, 4281487), (28, 3058205), (35, 2446564), (70, 1223282), (140, 611641)]