254179780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{438241}}^1$

素因数の和:438279

約数の個数: 24

約数和(自身を含む): 552184920

約数和(自身を除く): 298005140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 438241, 876482, 1752964, 2191205, 4382410, 8764820, 12708989, 25417978, 50835956, 63544945, 127089890, 254179780]

約数ペア:

[(1, 254179780), (2, 127089890), (4, 63544945), (5, 50835956), (10, 25417978), (20, 12708989), (29, 8764820), (58, 4382410), (116, 2191205), (145, 1752964), (290, 876482), (580, 438241)]