55647560

素因数分解:

$2^3\times 5^1\times {\mathrm{1391189}}^1$

素因数の和:1391200

約数の個数: 16

約数和(自身を含む): 125207100

約数和(自身を除く): 69559540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1391189, 2782378, 5564756, 6955945, 11129512, 13911890, 27823780, 55647560]

約数ペア:

[(1, 55647560), (2, 27823780), (4, 13911890), (5, 11129512), (8, 6955945), (10, 5564756), (20, 2782378), (40, 1391189)]