78944820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1315747}}^1$

素因数の和:1315759

約数の個数: 24

約数和(自身を含む): 221045664

約数和(自身を除く): 142100844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1315747, 2631494, 3947241, 5262988, 6578735, 7894482, 13157470, 15788964, 19736205, 26314940, 39472410, 78944820]

約数ペア:

[(1, 78944820), (2, 39472410), (3, 26314940), (4, 19736205), (5, 15788964), (6, 13157470), (10, 7894482), (12, 6578735), (15, 5262988), (20, 3947241), (30, 2631494), (60, 1315747)]