1369340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{9781}}^1$

素因数の和:9797

約数の個数: 24

約数和(自身を含む): 3286752

約数和(自身を除く): 1917412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 9781, 19562, 39124, 48905, 68467, 97810, 136934, 195620, 273868, 342335, 684670, 1369340]

約数ペア:

[(1, 1369340), (2, 684670), (4, 342335), (5, 273868), (7, 195620), (10, 136934), (14, 97810), (20, 68467), (28, 48905), (35, 39124), (70, 19562), (140, 9781)]