1686020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{12043}}^1$

素因数の和:12059

約数の個数: 24

約数和(自身を含む): 4046784

約数和(自身を除く): 2360764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 12043, 24086, 48172, 60215, 84301, 120430, 168602, 240860, 337204, 421505, 843010, 1686020]

約数ペア:

[(1, 1686020), (2, 843010), (4, 421505), (5, 337204), (7, 240860), (10, 168602), (14, 120430), (20, 84301), (28, 60215), (35, 48172), (70, 24086), (140, 12043)]