40649640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{338747}}^1$

素因数の和:338761

約数の個数: 32

約数和(自身を含む): 121949280

約数和(自身を除く): 81299640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 338747, 677494, 1016241, 1354988, 1693735, 2032482, 2709976, 3387470, 4064964, 5081205, 6774940, 8129928, 10162410, 13549880, 20324820, 40649640]

約数ペア:

[(1, 40649640), (2, 20324820), (3, 13549880), (4, 10162410), (5, 8129928), (6, 6774940), (8, 5081205), (10, 4064964), (12, 3387470), (15, 2709976), (20, 2032482), (24, 1693735), (30, 1354988), (40, 1016241), (60, 677494), (120, 338747)]