124039640

素因数分解:

$2^3\times 5^1\times {\mathrm{3100991}}^1$

素因数の和:3101002

約数の個数: 16

約数和(自身を含む): 279089280

約数和(自身を除く): 155049640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3100991, 6201982, 12403964, 15504955, 24807928, 31009910, 62019820, 124039640]

約数ペア:

[(1, 124039640), (2, 62019820), (4, 31009910), (5, 24807928), (8, 15504955), (10, 12403964), (20, 6201982), (40, 3100991)]