70497620

素因数分解:

$2^2\times 5^1\times {\mathrm{881}}^1\times {\mathrm{4001}}^1$

素因数の和:4891

約数の個数: 24

約数和(自身を含む): 148250088

約数和(自身を除く): 77752468

約数列:

[1, 2, 4, 5, 10, 20, 881, 1762, 3524, 4001, 4405, 8002, 8810, 16004, 17620, 20005, 40010, 80020, 3524881, 7049762, 14099524, 17624405, 35248810, 70497620]

約数ペア:

[(1, 70497620), (2, 35248810), (4, 17624405), (5, 14099524), (10, 7049762), (20, 3524881), (881, 80020), (1762, 40010), (3524, 20005), (4001, 17620), (4405, 16004), (8002, 8810)]