40581668

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{769}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 72441600

約数和(自身を除く): 31859932

約数列:

[1, 2, 4, 79, 158, 167, 316, 334, 668, 769, 1538, 3076, 13193, 26386, 52772, 60751, 121502, 128423, 243004, 256846, 513692, 10145417, 20290834, 40581668]

約数ペア:

[(1, 40581668), (2, 20290834), (4, 10145417), (79, 513692), (158, 256846), (167, 243004), (316, 128423), (334, 121502), (668, 60751), (769, 52772), (1538, 26386), (3076, 13193)]