42783380

素因数分解:

$2^2\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{1549}}^1$

素因数の和:2939

約数の個数: 24

約数和(自身を含む): 89968200

約数和(自身を除く): 47184820

約数列:

[1, 2, 4, 5, 10, 20, 1381, 1549, 2762, 3098, 5524, 6196, 6905, 7745, 13810, 15490, 27620, 30980, 2139169, 4278338, 8556676, 10695845, 21391690, 42783380]

約数ペア:

[(1, 42783380), (2, 21391690), (4, 10695845), (5, 8556676), (10, 4278338), (20, 2139169), (1381, 30980), (1549, 27620), (2762, 15490), (3098, 13810), (5524, 7745), (6196, 6905)]