22738280

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{5519}}^1$

素因数の和:5633

約数の個数: 32

約数和(自身を含む): 51667200

約数和(自身を除く): 28928920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 5519, 11038, 22076, 27595, 44152, 55190, 110380, 220760, 568457, 1136914, 2273828, 2842285, 4547656, 5684570, 11369140, 22738280]

約数ペア:

[(1, 22738280), (2, 11369140), (4, 5684570), (5, 4547656), (8, 2842285), (10, 2273828), (20, 1136914), (40, 568457), (103, 220760), (206, 110380), (412, 55190), (515, 44152), (824, 27595), (1030, 22076), (2060, 11038), (4120, 5519)]