7893669080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17940157}}^1$

素因数の和:17940179

約数の個数: 32

約数和(自身を含む): 19375370640

約数和(自身を除く): 11481701560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 17940157, 35880314, 71760628, 89700785, 143521256, 179401570, 197341727, 358803140, 394683454, 717606280, 789366908, 986708635, 1578733816, 1973417270, 3946834540, 7893669080]

約数ペア:

[(1, 7893669080), (2, 3946834540), (4, 1973417270), (5, 1578733816), (8, 986708635), (10, 789366908), (11, 717606280), (20, 394683454), (22, 358803140), (40, 197341727), (44, 179401570), (55, 143521256), (88, 89700785), (110, 71760628), (220, 35880314), (440, 17940157)]