42210040

素因数分解:

$2^3\times 5^1\times {\mathrm{1055251}}^1$

素因数の和:1055262

約数の個数: 16

約数和(自身を含む): 94972680

約数和(自身を除く): 52762640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1055251, 2110502, 4221004, 5276255, 8442008, 10552510, 21105020, 42210040]

約数ペア:

[(1, 42210040), (2, 21105020), (4, 10552510), (5, 8442008), (8, 5276255), (10, 4221004), (20, 2110502), (40, 1055251)]