85768360

素因数分解:

$2^3\times 5^1\times {\mathrm{2144209}}^1$

素因数の和:2144220

約数の個数: 16

約数和(自身を含む): 192978900

約数和(自身を除く): 107210540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2144209, 4288418, 8576836, 10721045, 17153672, 21442090, 42884180, 85768360]

約数ペア:

[(1, 85768360), (2, 42884180), (4, 21442090), (5, 17153672), (8, 10721045), (10, 8576836), (20, 4288418), (40, 2144209)]