28756040

素因数分解:

$2^3\times 5^1\times {\mathrm{718901}}^1$

素因数の和:718912

約数の個数: 16

約数和(自身を含む): 64701180

約数和(自身を除く): 35945140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 718901, 1437802, 2875604, 3594505, 5751208, 7189010, 14378020, 28756040]

約数ペア:

[(1, 28756040), (2, 14378020), (4, 7189010), (5, 5751208), (8, 3594505), (10, 2875604), (20, 1437802), (40, 718901)]