8889240040

素因数分解:

$2^3\times 5^1\times {\mathrm{222231001}}^1$

素因数の和:222231012

約数の個数: 16

約数和(自身を含む): 20000790180

約数和(自身を除く): 11111550140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 222231001, 444462002, 888924004, 1111155005, 1777848008, 2222310010, 4444620020, 8889240040]

約数ペア:

[(1, 8889240040), (2, 4444620020), (4, 2222310010), (5, 1777848008), (8, 1111155005), (10, 888924004), (20, 444462002), (40, 222231001)]