55810960

素因数分解:

$2^4\times 5^1\times {\mathrm{697637}}^1$

素因数の和:697650

約数の個数: 20

約数和(自身を含む): 129760668

約数和(自身を除く): 73949708

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 697637, 1395274, 2790548, 3488185, 5581096, 6976370, 11162192, 13952740, 27905480, 55810960]

約数ペア:

[(1, 55810960), (2, 27905480), (4, 13952740), (5, 11162192), (8, 6976370), (10, 5581096), (16, 3488185), (20, 2790548), (40, 1395274), (80, 697637)]