19858740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30089}}^1$

素因数の和:30112

約数の個数: 48

約数和(自身を含む): 60661440

約数和(自身を除く): 40802700

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 30089, 60178, 90267, 120356, 150445, 180534, 300890, 330979, 361068, 451335, 601780, 661958, 902670, 992937, 1323916, 1654895, 1805340, 1985874, 3309790, 3971748, 4964685, 6619580, 9929370, 19858740]

約数ペア:

[(1, 19858740), (2, 9929370), (3, 6619580), (4, 4964685), (5, 3971748), (6, 3309790), (10, 1985874), (11, 1805340), (12, 1654895), (15, 1323916), (20, 992937), (22, 902670), (30, 661958), (33, 601780), (44, 451335), (55, 361068), (60, 330979), (66, 300890), (110, 180534), (132, 150445), (165, 120356), (220, 90267), (330, 60178), (660, 30089)]