54816040

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9859}}^1$

素因数の和:10009

約数の個数: 32

約数和(自身を含む): 124236000

約数和(自身を除く): 69419960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 9859, 19718, 39436, 49295, 78872, 98590, 197180, 394360, 1370401, 2740802, 5481604, 6852005, 10963208, 13704010, 27408020, 54816040]

約数ペア:

[(1, 54816040), (2, 27408020), (4, 13704010), (5, 10963208), (8, 6852005), (10, 5481604), (20, 2740802), (40, 1370401), (139, 394360), (278, 197180), (556, 98590), (695, 78872), (1112, 49295), (1390, 39436), (2780, 19718), (5560, 9859)]