461640980

素因数分解:

$2^2\times 5^1\times {\mathrm{2539}}^1\times {\mathrm{9091}}^1$

素因数の和:11639

約数の個数: 24

約数和(自身を含む): 969934560

約数和(自身を除く): 508293580

約数列:

[1, 2, 4, 5, 10, 20, 2539, 5078, 9091, 10156, 12695, 18182, 25390, 36364, 45455, 50780, 90910, 181820, 23082049, 46164098, 92328196, 115410245, 230820490, 461640980]

約数ペア:

[(1, 461640980), (2, 230820490), (4, 115410245), (5, 92328196), (10, 46164098), (20, 23082049), (2539, 181820), (5078, 90910), (9091, 50780), (10156, 45455), (12695, 36364), (18182, 25390)]