1340822020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3528479}}^1$

素因数の和:3528507

約数の個数: 24

約数和(自身を含む): 2963923200

約数和(自身を除く): 1623101180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 3528479, 7056958, 14113916, 17642395, 35284790, 67041101, 70569580, 134082202, 268164404, 335205505, 670411010, 1340822020]

約数ペア:

[(1, 1340822020), (2, 670411010), (4, 335205505), (5, 268164404), (10, 134082202), (19, 70569580), (20, 67041101), (38, 35284790), (76, 17642395), (95, 14113916), (190, 7056958), (380, 3528479)]