140500900

素因数分解:

$2^2\times 5^2\times {\mathrm{1405009}}^1$

素因数の和:1405023

約数の個数: 18

約数和(自身を含む): 304887170

約数和(自身を除く): 164386270

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1405009, 2810018, 5620036, 7025045, 14050090, 28100180, 35125225, 70250450, 140500900]

約数ペア:

[(1, 140500900), (2, 70250450), (4, 35125225), (5, 28100180), (10, 14050090), (20, 7025045), (25, 5620036), (50, 2810018), (100, 1405009)]