2011760420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1\times {\mathrm{4349}}^1$

素因数の和:4688

約数の個数: 48

約数和(自身を含む): 4286142000

約数和(自身を除く): 2274381580

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 229, 404, 458, 505, 916, 1010, 1145, 2020, 2290, 4349, 4580, 8698, 17396, 21745, 23129, 43490, 46258, 86980, 92516, 115645, 231290, 439249, 462580, 878498, 995921, 1756996, 1991842, 2196245, 3983684, 4392490, 4979605, 8784980, 9959210, 19918420, 100588021, 201176042, 402352084, 502940105, 1005880210, 2011760420]

約数ペア:

[(1, 2011760420), (2, 1005880210), (4, 502940105), (5, 402352084), (10, 201176042), (20, 100588021), (101, 19918420), (202, 9959210), (229, 8784980), (404, 4979605), (458, 4392490), (505, 3983684), (916, 2196245), (1010, 1991842), (1145, 1756996), (2020, 995921), (2290, 878498), (4349, 462580), (4580, 439249), (8698, 231290), (17396, 115645), (21745, 92516), (23129, 86980), (43490, 46258)]