394938080

素因数分解:

$2^5\times 5^1\times {\mathrm{2468363}}^1$

素因数の和:2468378

約数の個数: 24

約数和(自身を含む): 933041592

約数和(自身を除く): 538103512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2468363, 4936726, 9873452, 12341815, 19746904, 24683630, 39493808, 49367260, 78987616, 98734520, 197469040, 394938080]

約数ペア:

[(1, 394938080), (2, 197469040), (4, 98734520), (5, 78987616), (8, 49367260), (10, 39493808), (16, 24683630), (20, 19746904), (32, 12341815), (40, 9873452), (80, 4936726), (160, 2468363)]