139444160

素因数分解:

$2^6\times 5^1\times {\mathrm{435763}}^1$

素因数の和:435780

約数の個数: 28

約数和(自身を含む): 332052168

約数和(自身を除く): 192608008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 435763, 871526, 1743052, 2178815, 3486104, 4357630, 6972208, 8715260, 13944416, 17430520, 27888832, 34861040, 69722080, 139444160]

約数ペア:

[(1, 139444160), (2, 69722080), (4, 34861040), (5, 27888832), (8, 17430520), (10, 13944416), (16, 8715260), (20, 6972208), (32, 4357630), (40, 3486104), (64, 2178815), (80, 1743052), (160, 871526), (320, 435763)]