13746520

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1223}}^1$

素因数の和:1515

約数の個数: 32

約数和(自身を含む): 31065120

約数和(自身を除く): 17318600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1223, 1405, 2248, 2446, 2810, 4892, 5620, 6115, 9784, 11240, 12230, 24460, 48920, 343663, 687326, 1374652, 1718315, 2749304, 3436630, 6873260, 13746520]

約数ペア:

[(1, 13746520), (2, 6873260), (4, 3436630), (5, 2749304), (8, 1718315), (10, 1374652), (20, 687326), (40, 343663), (281, 48920), (562, 24460), (1124, 12230), (1223, 11240), (1405, 9784), (2248, 6115), (2446, 5620), (2810, 4892)]