57891220

素因数分解:

$2^2\times 5^1\times {\mathrm{2894561}}^1$

素因数の和:2894570

約数の個数: 12

約数和(自身を含む): 121571604

約数和(自身を除く): 63680384

約数列:

[1, 2, 4, 5, 10, 20, 2894561, 5789122, 11578244, 14472805, 28945610, 57891220]

約数ペア:

[(1, 57891220), (2, 28945610), (4, 14472805), (5, 11578244), (10, 5789122), (20, 2894561)]