20504940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{341749}}^1$

素因数の和:341761

約数の個数: 24

約数和(自身を含む): 57414000

約数和(自身を除く): 36909060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 341749, 683498, 1025247, 1366996, 1708745, 2050494, 3417490, 4100988, 5126235, 6834980, 10252470, 20504940]

約数ペア:

[(1, 20504940), (2, 10252470), (3, 6834980), (4, 5126235), (5, 4100988), (6, 3417490), (10, 2050494), (12, 1708745), (15, 1366996), (20, 1025247), (30, 683498), (60, 341749)]