22440260

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15803}}^1$

素因数の和:15883

約数の個数: 24

約数和(自身を含む): 47791296

約数和(自身を除く): 25351036

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 15803, 31606, 63212, 79015, 158030, 316060, 1122013, 2244026, 4488052, 5610065, 11220130, 22440260]

約数ペア:

[(1, 22440260), (2, 11220130), (4, 5610065), (5, 4488052), (10, 2244026), (20, 1122013), (71, 316060), (142, 158030), (284, 79015), (355, 63212), (710, 31606), (1420, 15803)]