24779380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13921}}^1$

素因数の和:14019

約数の個数: 24

約数和(自身を含む): 52625160

約数和(自身を除く): 27845780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 13921, 27842, 55684, 69605, 139210, 278420, 1238969, 2477938, 4955876, 6194845, 12389690, 24779380]

約数ペア:

[(1, 24779380), (2, 12389690), (4, 6194845), (5, 4955876), (10, 2477938), (20, 1238969), (89, 278420), (178, 139210), (356, 69605), (445, 55684), (890, 27842), (1780, 13921)]