10212980

素因数分解:

$2^2\times 5^1\times {\mathrm{691}}^1\times {\mathrm{739}}^1$

素因数の和:1439

約数の個数: 24

約数和(自身を含む): 21507360

約数和(自身を除く): 11294380

約数列:

[1, 2, 4, 5, 10, 20, 691, 739, 1382, 1478, 2764, 2956, 3455, 3695, 6910, 7390, 13820, 14780, 510649, 1021298, 2042596, 2553245, 5106490, 10212980]

約数ペア:

[(1, 10212980), (2, 5106490), (4, 2553245), (5, 2042596), (10, 1021298), (20, 510649), (691, 14780), (739, 13820), (1382, 7390), (1478, 6910), (2764, 3695), (2956, 3455)]