80492260

素因数分解:

$2^2\times 5^1\times {\mathrm{1847}}^1\times {\mathrm{2179}}^1$

素因数の和:4035

約数の個数: 24

約数和(自身を含む): 169202880

約数和(自身を除く): 88710620

約数列:

[1, 2, 4, 5, 10, 20, 1847, 2179, 3694, 4358, 7388, 8716, 9235, 10895, 18470, 21790, 36940, 43580, 4024613, 8049226, 16098452, 20123065, 40246130, 80492260]

約数ペア:

[(1, 80492260), (2, 40246130), (4, 20123065), (5, 16098452), (10, 8049226), (20, 4024613), (1847, 43580), (2179, 36940), (3694, 21790), (4358, 18470), (7388, 10895), (8716, 9235)]