2646954920

素因数分解:

$2^3\times 5^1\times {\mathrm{66173873}}^1$

素因数の和:66173884

約数の個数: 16

約数和(自身を含む): 5955648660

約数和(自身を除く): 3308693740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 66173873, 132347746, 264695492, 330869365, 529390984, 661738730, 1323477460, 2646954920]

約数ペア:

[(1, 2646954920), (2, 1323477460), (4, 661738730), (5, 529390984), (8, 330869365), (10, 264695492), (20, 132347746), (40, 66173873)]