327580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1489}}^1$

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 750960

約数和(自身を除く): 423380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1489, 2978, 5956, 7445, 14890, 16379, 29780, 32758, 65516, 81895, 163790, 327580]

約数ペア:

[(1, 327580), (2, 163790), (4, 81895), (5, 65516), (10, 32758), (11, 29780), (20, 16379), (22, 14890), (44, 7445), (55, 5956), (110, 2978), (220, 1489)]