88226780

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{40471}}^1$

素因数の和:40589

約数の個数: 24

約数和(自身を含む): 186980640

約数和(自身を除く): 98753860

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 40471, 80942, 161884, 202355, 404710, 809420, 4411339, 8822678, 17645356, 22056695, 44113390, 88226780]

約数ペア:

[(1, 88226780), (2, 44113390), (4, 22056695), (5, 17645356), (10, 8822678), (20, 4411339), (109, 809420), (218, 404710), (436, 202355), (545, 161884), (1090, 80942), (2180, 40471)]