164472040

素因数分解:

$2^3\times 5^1\times {\mathrm{4111801}}^1$

素因数の和:4111812

約数の個数: 16

約数和(自身を含む): 370062180

約数和(自身を除く): 205590140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4111801, 8223602, 16447204, 20559005, 32894408, 41118010, 82236020, 164472040]

約数ペア:

[(1, 164472040), (2, 82236020), (4, 41118010), (5, 32894408), (8, 20559005), (10, 16447204), (20, 8223602), (40, 4111801)]