74880040

素因数分解:

$2^3\times 5^1\times {\mathrm{1872001}}^1$

素因数の和:1872012

約数の個数: 16

約数和(自身を含む): 168480180

約数和(自身を除く): 93600140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1872001, 3744002, 7488004, 9360005, 14976008, 18720010, 37440020, 74880040]

約数ペア:

[(1, 74880040), (2, 37440020), (4, 18720010), (5, 14976008), (8, 9360005), (10, 7488004), (20, 3744002), (40, 1872001)]