57021880

素因数分解:

$2^3\times 5^1\times {\mathrm{1425547}}^1$

素因数の和:1425558

約数の個数: 16

約数和(自身を含む): 128299320

約数和(自身を除く): 71277440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1425547, 2851094, 5702188, 7127735, 11404376, 14255470, 28510940, 57021880]

約数ペア:

[(1, 57021880), (2, 28510940), (4, 14255470), (5, 11404376), (8, 7127735), (10, 5702188), (20, 2851094), (40, 1425547)]