321509980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1461409}}^1$

素因数の和:1461429

約数の個数: 24

約数和(自身を含む): 736550640

約数和(自身を除く): 415040660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1461409, 2922818, 5845636, 7307045, 14614090, 16075499, 29228180, 32150998, 64301996, 80377495, 160754990, 321509980]

約数ペア:

[(1, 321509980), (2, 160754990), (4, 80377495), (5, 64301996), (10, 32150998), (11, 29228180), (20, 16075499), (22, 14614090), (44, 7307045), (55, 5845636), (110, 2922818), (220, 1461409)]