1399680020

素因数分解:

$2^2\times 5^1\times {\mathrm{347}}^1\times {\mathrm{201683}}^1$

素因数の和:202039

約数の個数: 24

約数和(自身を含む): 2947813344

約数和(自身を除く): 1548133324

約数列:

[1, 2, 4, 5, 10, 20, 347, 694, 1388, 1735, 3470, 6940, 201683, 403366, 806732, 1008415, 2016830, 4033660, 69984001, 139968002, 279936004, 349920005, 699840010, 1399680020]

約数ペア:

[(1, 1399680020), (2, 699840010), (4, 349920005), (5, 279936004), (10, 139968002), (20, 69984001), (347, 4033660), (694, 2016830), (1388, 1008415), (1735, 806732), (3470, 403366), (6940, 201683)]