2912391760

素因数分解:

$2^4\times 5^1\times {\mathrm{36404897}}^1$

素因数の和:36404910

約数の個数: 20

約数和(自身を含む): 6771311028

約数和(自身を除く): 3858919268

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 36404897, 72809794, 145619588, 182024485, 291239176, 364048970, 582478352, 728097940, 1456195880, 2912391760]

約数ペア:

[(1, 2912391760), (2, 1456195880), (4, 728097940), (5, 582478352), (8, 364048970), (10, 291239176), (16, 182024485), (20, 145619588), (40, 72809794), (80, 36404897)]