22256560

素因数分解:

$2^4\times 5^1\times {\mathrm{278207}}^1$

素因数の和:278220

約数の個数: 20

約数和(自身を含む): 51746688

約数和(自身を除く): 29490128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 278207, 556414, 1112828, 1391035, 2225656, 2782070, 4451312, 5564140, 11128280, 22256560]

約数ペア:

[(1, 22256560), (2, 11128280), (4, 5564140), (5, 4451312), (8, 2782070), (10, 2225656), (16, 1391035), (20, 1112828), (40, 556414), (80, 278207)]