201813860

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{50707}}^1$

素因数の和:50915

約数の個数: 24

約数和(自身を含む): 425947200

約数和(自身を除く): 224133340

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 50707, 101414, 202828, 253535, 507070, 1014140, 10090693, 20181386, 40362772, 50453465, 100906930, 201813860]

約数ペア:

[(1, 201813860), (2, 100906930), (4, 50453465), (5, 40362772), (10, 20181386), (20, 10090693), (199, 1014140), (398, 507070), (796, 253535), (995, 202828), (1990, 101414), (3980, 50707)]