8437220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{38351}}^1$

素因数の和:38371

約数の個数: 24

約数和(自身を含む): 19329408

約数和(自身を除く): 10892188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 38351, 76702, 153404, 191755, 383510, 421861, 767020, 843722, 1687444, 2109305, 4218610, 8437220]

約数ペア:

[(1, 8437220), (2, 4218610), (4, 2109305), (5, 1687444), (10, 843722), (11, 767020), (20, 421861), (22, 383510), (44, 191755), (55, 153404), (110, 76702), (220, 38351)]