54857080

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{4951}}^1$

素因数の和:5239

約数の個数: 32

約数和(自身を含む): 123899040

約数和(自身を除く): 69041960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 4951, 5540, 9902, 11080, 19804, 24755, 39608, 49510, 99020, 198040, 1371427, 2742854, 5485708, 6857135, 10971416, 13714270, 27428540, 54857080]

約数ペア:

[(1, 54857080), (2, 27428540), (4, 13714270), (5, 10971416), (8, 6857135), (10, 5485708), (20, 2742854), (40, 1371427), (277, 198040), (554, 99020), (1108, 49510), (1385, 39608), (2216, 24755), (2770, 19804), (4951, 11080), (5540, 9902)]