351640

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 32

約数和(自身を含む): 810000

約数和(自身を除く): 458360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 149, 236, 295, 298, 472, 590, 596, 745, 1180, 1192, 1490, 2360, 2980, 5960, 8791, 17582, 35164, 43955, 70328, 87910, 175820, 351640]

約数ペア:

[(1, 351640), (2, 175820), (4, 87910), (5, 70328), (8, 43955), (10, 35164), (20, 17582), (40, 8791), (59, 5960), (118, 2980), (149, 2360), (236, 1490), (295, 1192), (298, 1180), (472, 745), (590, 596)]