387002180

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{62219}}^1$

素因数の和:62539

約数の個数: 24

約数和(自身を含む): 815330880

約数和(自身を除く): 428328700

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 62219, 124438, 248876, 311095, 622190, 1244380, 19350109, 38700218, 77400436, 96750545, 193501090, 387002180]

約数ペア:

[(1, 387002180), (2, 193501090), (4, 96750545), (5, 77400436), (10, 38700218), (20, 19350109), (311, 1244380), (622, 622190), (1244, 311095), (1555, 248876), (3110, 124438), (6220, 62219)]