12542180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{887}}^1$

素因数の和:1004

約数の個数: 48

約数和(自身を含む): 30433536

約数和(自身を除く): 17891356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 887, 1010, 1414, 1774, 2020, 2828, 3535, 3548, 4435, 6209, 7070, 8870, 12418, 14140, 17740, 24836, 31045, 62090, 89587, 124180, 179174, 358348, 447935, 627109, 895870, 1254218, 1791740, 2508436, 3135545, 6271090, 12542180]

約数ペア:

[(1, 12542180), (2, 6271090), (4, 3135545), (5, 2508436), (7, 1791740), (10, 1254218), (14, 895870), (20, 627109), (28, 447935), (35, 358348), (70, 179174), (101, 124180), (140, 89587), (202, 62090), (404, 31045), (505, 24836), (707, 17740), (887, 14140), (1010, 12418), (1414, 8870), (1774, 7070), (2020, 6209), (2828, 4435), (3535, 3548)]