139604560

素因数分解:

$2^4\times 5^1\times {\mathrm{1745057}}^1$

素因数の和:1745070

約数の個数: 20

約数和(自身を含む): 324580788

約数和(自身を除く): 184976228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1745057, 3490114, 6980228, 8725285, 13960456, 17450570, 27920912, 34901140, 69802280, 139604560]

約数ペア:

[(1, 139604560), (2, 69802280), (4, 34901140), (5, 27920912), (8, 17450570), (10, 13960456), (16, 8725285), (20, 6980228), (40, 3490114), (80, 1745057)]