858846340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1949}}^1\times {\mathrm{2003}}^1$

素因数の和:3972

約数の個数: 48

約数和(自身を含む): 1969531200

約数和(自身を除く): 1110684860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1949, 2003, 3898, 4006, 7796, 8012, 9745, 10015, 19490, 20030, 21439, 22033, 38980, 40060, 42878, 44066, 85756, 88132, 107195, 110165, 214390, 220330, 428780, 440660, 3903847, 7807694, 15615388, 19519235, 39038470, 42942317, 78076940, 85884634, 171769268, 214711585, 429423170, 858846340]

約数ペア:

[(1, 858846340), (2, 429423170), (4, 214711585), (5, 171769268), (10, 85884634), (11, 78076940), (20, 42942317), (22, 39038470), (44, 19519235), (55, 15615388), (110, 7807694), (220, 3903847), (1949, 440660), (2003, 428780), (3898, 220330), (4006, 214390), (7796, 110165), (8012, 107195), (9745, 88132), (10015, 85756), (19490, 44066), (20030, 42878), (21439, 40060), (22033, 38980)]