40024280

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{9907}}^1$

素因数の和:10019

約数の個数: 32

約数和(自身を含む): 90955440

約数和(自身を除く): 50931160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 9907, 19814, 39628, 49535, 79256, 99070, 198140, 396280, 1000607, 2001214, 4002428, 5003035, 8004856, 10006070, 20012140, 40024280]

約数ペア:

[(1, 40024280), (2, 20012140), (4, 10006070), (5, 8004856), (8, 5003035), (10, 4002428), (20, 2001214), (40, 1000607), (101, 396280), (202, 198140), (404, 99070), (505, 79256), (808, 49535), (1010, 39628), (2020, 19814), (4040, 9907)]