2940505

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:408

約数の個数: 16

約数和(自身を含む): 3714048

約数和(自身を除く): 773543

約数列:

[1, 5, 31, 61, 155, 305, 311, 1555, 1891, 9455, 9641, 18971, 48205, 94855, 588101, 2940505]

約数ペア:

[(1, 2940505), (5, 588101), (31, 94855), (61, 48205), (155, 18971), (305, 9641), (311, 9455), (1555, 1891)]