40142020

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{3253}}^1$

素因数の和:3879

約数の個数: 24

約数和(自身を含む): 84460824

約数和(自身を除く): 44318804

約数列:

[1, 2, 4, 5, 10, 20, 617, 1234, 2468, 3085, 3253, 6170, 6506, 12340, 13012, 16265, 32530, 65060, 2007101, 4014202, 8028404, 10035505, 20071010, 40142020]

約数ペア:

[(1, 40142020), (2, 20071010), (4, 10035505), (5, 8028404), (10, 4014202), (20, 2007101), (617, 65060), (1234, 32530), (2468, 16265), (3085, 13012), (3253, 12340), (6170, 6506)]