31200447380

素因数分解:

$2^2\times 5^1\times {\mathrm{1560022369}}^1$

素因数の和:1560022378

約数の個数: 12

約数和(自身を含む): 65520939540

約数和(自身を除く): 34320492160

約数列:

[1, 2, 4, 5, 10, 20, 1560022369, 3120044738, 6240089476, 7800111845, 15600223690, 31200447380]

約数ペア:

[(1, 31200447380), (2, 15600223690), (4, 7800111845), (5, 6240089476), (10, 3120044738), (20, 1560022369)]