860020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6143}}^1$

素因数の和:6159

約数の個数: 24

約数和(自身を含む): 2064384

約数和(自身を除く): 1204364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6143, 12286, 24572, 30715, 43001, 61430, 86002, 122860, 172004, 215005, 430010, 860020]

約数ペア:

[(1, 860020), (2, 430010), (4, 215005), (5, 172004), (7, 122860), (10, 86002), (14, 61430), (20, 43001), (28, 30715), (35, 24572), (70, 12286), (140, 6143)]