730011020

素因数分解:

$2^2\times 5^1\times {\mathrm{1321}}^1\times {\mathrm{27631}}^1$

素因数の和:28961

約数の個数: 24

約数和(自身を含む): 1534239168

約数和(自身を除く): 804228148

約数列:

[1, 2, 4, 5, 10, 20, 1321, 2642, 5284, 6605, 13210, 26420, 27631, 55262, 110524, 138155, 276310, 552620, 36500551, 73001102, 146002204, 182502755, 365005510, 730011020]

約数ペア:

[(1, 730011020), (2, 365005510), (4, 182502755), (5, 146002204), (10, 73001102), (20, 36500551), (1321, 552620), (2642, 276310), (5284, 138155), (6605, 110524), (13210, 55262), (26420, 27631)]