2062420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1021}}^1$

素因数の和:1131

約数の個数: 24

約数和(自身を含む): 4378248

約数和(自身を除く): 2315828

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 1021, 2020, 2042, 4084, 5105, 10210, 20420, 103121, 206242, 412484, 515605, 1031210, 2062420]

約数ペア:

[(1, 2062420), (2, 1031210), (4, 515605), (5, 412484), (10, 206242), (20, 103121), (101, 20420), (202, 10210), (404, 5105), (505, 4084), (1010, 2042), (1021, 2020)]