28435640

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{12049}}^1$

素因数の和:12119

約数の個数: 32

約数和(自身を含む): 65070000

約数和(自身を除く): 36634360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 12049, 24098, 48196, 60245, 96392, 120490, 240980, 481960, 710891, 1421782, 2843564, 3554455, 5687128, 7108910, 14217820, 28435640]

約数ペア:

[(1, 28435640), (2, 14217820), (4, 7108910), (5, 5687128), (8, 3554455), (10, 2843564), (20, 1421782), (40, 710891), (59, 481960), (118, 240980), (236, 120490), (295, 96392), (472, 60245), (590, 48196), (1180, 24098), (2360, 12049)]