145408040

素因数分解:

$2^3\times 5^1\times {\mathrm{3635201}}^1$

素因数の和:3635212

約数の個数: 16

約数和(自身を含む): 327168180

約数和(自身を除く): 181760140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3635201, 7270402, 14540804, 18176005, 29081608, 36352010, 72704020, 145408040]

約数ペア:

[(1, 145408040), (2, 72704020), (4, 36352010), (5, 29081608), (8, 18176005), (10, 14540804), (20, 7270402), (40, 3635201)]