70618540

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{8387}}^1$

素因数の和:8817

約数の個数: 24

約数和(自身を含む): 148668912

約数和(自身を除く): 78050372

約数列:

[1, 2, 4, 5, 10, 20, 421, 842, 1684, 2105, 4210, 8387, 8420, 16774, 33548, 41935, 83870, 167740, 3530927, 7061854, 14123708, 17654635, 35309270, 70618540]

約数ペア:

[(1, 70618540), (2, 35309270), (4, 17654635), (5, 14123708), (10, 7061854), (20, 3530927), (421, 167740), (842, 83870), (1684, 41935), (2105, 33548), (4210, 16774), (8387, 8420)]