222442040

素因数分解:

$2^3\times 5^1\times {\mathrm{5561051}}^1$

素因数の和:5561062

約数の個数: 16

約数和(自身を含む): 500494680

約数和(自身を除く): 278052640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5561051, 11122102, 22244204, 27805255, 44488408, 55610510, 111221020, 222442040]

約数ペア:

[(1, 222442040), (2, 111221020), (4, 55610510), (5, 44488408), (8, 27805255), (10, 22244204), (20, 11122102), (40, 5561051)]