55656280

素因数分解:

$2^3\times 5^1\times {\mathrm{1391407}}^1$

素因数の和:1391418

約数の個数: 16

約数和(自身を含む): 125226720

約数和(自身を除く): 69570440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1391407, 2782814, 5565628, 6957035, 11131256, 13914070, 27828140, 55656280]

約数ペア:

[(1, 55656280), (2, 27828140), (4, 13914070), (5, 11131256), (8, 6957035), (10, 5565628), (20, 2782814), (40, 1391407)]