888942140

素因数分解:

$2^2\times 5^1\times {\mathrm{44447107}}^1$

素因数の和:44447116

約数の個数: 12

約数和(自身を含む): 1866778536

約数和(自身を除く): 977836396

約数列:

[1, 2, 4, 5, 10, 20, 44447107, 88894214, 177788428, 222235535, 444471070, 888942140]

約数ペア:

[(1, 888942140), (2, 444471070), (4, 222235535), (5, 177788428), (10, 88894214), (20, 44447107)]