20223867640

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{4474307}}^1$

素因数の和:4474431

約数の個数: 32

約数和(自身を含む): 45906400080

約数和(自身を除く): 25682532440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 4474307, 8948614, 17897228, 22371535, 35794456, 44743070, 89486140, 178972280, 505596691, 1011193382, 2022386764, 2527983455, 4044773528, 5055966910, 10111933820, 20223867640]

約数ペア:

[(1, 20223867640), (2, 10111933820), (4, 5055966910), (5, 4044773528), (8, 2527983455), (10, 2022386764), (20, 1011193382), (40, 505596691), (113, 178972280), (226, 89486140), (452, 44743070), (565, 35794456), (904, 22371535), (1130, 17897228), (2260, 8948614), (4520, 4474307)]