22420120

素因数分解:

$2^3\times 5^1\times {\mathrm{560503}}^1$

素因数の和:560514

約数の個数: 16

約数和(自身を含む): 50445360

約数和(自身を除く): 28025240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 560503, 1121006, 2242012, 2802515, 4484024, 5605030, 11210060, 22420120]

約数ペア:

[(1, 22420120), (2, 11210060), (4, 5605030), (5, 4484024), (8, 2802515), (10, 2242012), (20, 1121006), (40, 560503)]