57101780

素因数分解:

$2^2\times 5^1\times {\mathrm{2855089}}^1$

素因数の和:2855098

約数の個数: 12

約数和(自身を含む): 119913780

約数和(自身を除く): 62812000

約数列:

[1, 2, 4, 5, 10, 20, 2855089, 5710178, 11420356, 14275445, 28550890, 57101780]

約数ペア:

[(1, 57101780), (2, 28550890), (4, 14275445), (5, 11420356), (10, 5710178), (20, 2855089)]