888947380

素因数分解:

$2^2\times 5^1\times {\mathrm{44447369}}^1$

素因数の和:44447378

約数の個数: 12

約数和(自身を含む): 1866789540

約数和(自身を除く): 977842160

約数列:

[1, 2, 4, 5, 10, 20, 44447369, 88894738, 177789476, 222236845, 444473690, 888947380]

約数ペア:

[(1, 888947380), (2, 444473690), (4, 222236845), (5, 177789476), (10, 88894738), (20, 44447369)]