25333780

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{11621}}^1$

素因数の和:11739

約数の個数: 24

約数和(自身を含む): 53693640

約数和(自身を除く): 28359860

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 11621, 23242, 46484, 58105, 116210, 232420, 1266689, 2533378, 5066756, 6333445, 12666890, 25333780]

約数ペア:

[(1, 25333780), (2, 12666890), (4, 6333445), (5, 5066756), (10, 2533378), (20, 1266689), (109, 232420), (218, 116210), (436, 58105), (545, 46484), (1090, 23242), (2180, 11621)]