91088840

素因数分解:

$2^3\times 5^1\times {\mathrm{2277221}}^1$

素因数の和:2277232

約数の個数: 16

約数和(自身を含む): 204949980

約数和(自身を除く): 113861140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2277221, 4554442, 9108884, 11386105, 18217768, 22772210, 45544420, 91088840]

約数ペア:

[(1, 91088840), (2, 45544420), (4, 22772210), (5, 18217768), (8, 11386105), (10, 9108884), (20, 4554442), (40, 2277221)]