20170640450

素因数分解:

$2^1\times 5^2\times {\mathrm{403412809}}^1$

素因数の和:403412821

約数の個数: 12

約数和(自身を含む): 37517391330

約数和(自身を除く): 17346750880

約数列:

[1, 2, 5, 10, 25, 50, 403412809, 806825618, 2017064045, 4034128090, 10085320225, 20170640450]

約数ペア:

[(1, 20170640450), (2, 10085320225), (5, 4034128090), (10, 2017064045), (25, 806825618), (50, 403412809)]