256190980

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{217111}}^1$

素因数の和:217179

約数の個数: 24

約数和(自身を含む): 547122240

約数和(自身を除く): 290931260

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 217111, 434222, 868444, 1085555, 2171110, 4342220, 12809549, 25619098, 51238196, 64047745, 128095490, 256190980]

約数ペア:

[(1, 256190980), (2, 128095490), (4, 64047745), (5, 51238196), (10, 25619098), (20, 12809549), (59, 4342220), (118, 2171110), (236, 1085555), (295, 868444), (590, 434222), (1180, 217111)]