88720780

素因数分解:

$2^2\times 5^1\times {\mathrm{4436039}}^1$

素因数の和:4436048

約数の個数: 12

約数和(自身を含む): 186313680

約数和(自身を除く): 97592900

約数列:

[1, 2, 4, 5, 10, 20, 4436039, 8872078, 17744156, 22180195, 44360390, 88720780]

約数ペア:

[(1, 88720780), (2, 44360390), (4, 22180195), (5, 17744156), (10, 8872078), (20, 4436039)]