9467740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 20734560

約数和(自身を除く): 11266820

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 109, 172, 202, 215, 218, 404, 430, 436, 505, 545, 860, 1010, 1090, 2020, 2180, 4343, 4687, 8686, 9374, 11009, 17372, 18748, 21715, 22018, 23435, 43430, 44036, 46870, 55045, 86860, 93740, 110090, 220180, 473387, 946774, 1893548, 2366935, 4733870, 9467740]

約数ペア:

[(1, 9467740), (2, 4733870), (4, 2366935), (5, 1893548), (10, 946774), (20, 473387), (43, 220180), (86, 110090), (101, 93740), (109, 86860), (172, 55045), (202, 46870), (215, 44036), (218, 43430), (404, 23435), (430, 22018), (436, 21715), (505, 18748), (545, 17372), (860, 11009), (1010, 9374), (1090, 8686), (2020, 4687), (2180, 4343)]