201812140

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{99907}}^1$

素因数の和:100017

約数の個数: 24

約数和(自身を含む): 428005872

約数和(自身を除く): 226193732

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 99907, 199814, 399628, 499535, 999070, 1998140, 10090607, 20181214, 40362428, 50453035, 100906070, 201812140]

約数ペア:

[(1, 201812140), (2, 100906070), (4, 50453035), (5, 40362428), (10, 20181214), (20, 10090607), (101, 1998140), (202, 999070), (404, 499535), (505, 399628), (1010, 199814), (2020, 99907)]