20292183640

素因数分解:

$2^3\times 5^1\times {\mathrm{507304591}}^1$

素因数の和:507304602

約数の個数: 16

約数和(自身を含む): 45657413280

約数和(自身を除く): 25365229640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 507304591, 1014609182, 2029218364, 2536522955, 4058436728, 5073045910, 10146091820, 20292183640]

約数ペア:

[(1, 20292183640), (2, 10146091820), (4, 5073045910), (5, 4058436728), (8, 2536522955), (10, 2029218364), (20, 1014609182), (40, 507304591)]