142770620

素因数分解:

$2^2\times 5^1\times {\mathrm{1889}}^1\times {\mathrm{3779}}^1$

素因数の和:5677

約数の個数: 24

約数和(自身を含む): 300056400

約数和(自身を除く): 157285780

約数列:

[1, 2, 4, 5, 10, 20, 1889, 3778, 3779, 7556, 7558, 9445, 15116, 18890, 18895, 37780, 37790, 75580, 7138531, 14277062, 28554124, 35692655, 71385310, 142770620]

約数ペア:

[(1, 142770620), (2, 71385310), (4, 35692655), (5, 28554124), (10, 14277062), (20, 7138531), (1889, 75580), (3778, 37790), (3779, 37780), (7556, 18895), (7558, 18890), (9445, 15116)]