1957120

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 5150880

約数和(自身を除く): 3193760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 139, 160, 176, 220, 256, 278, 320, 352, 440, 556, 640, 695, 704, 880, 1112, 1280, 1390, 1408, 1529, 1760, 2224, 2780, 2816, 3058, 3520, 4448, 5560, 6116, 7040, 7645, 8896, 11120, 12232, 14080, 15290, 17792, 22240, 24464, 30580, 35584, 44480, 48928, 61160, 88960, 97856, 122320, 177920, 195712, 244640, 391424, 489280, 978560, 1957120]

約数ペア:

[(1, 1957120), (2, 978560), (4, 489280), (5, 391424), (8, 244640), (10, 195712), (11, 177920), (16, 122320), (20, 97856), (22, 88960), (32, 61160), (40, 48928), (44, 44480), (55, 35584), (64, 30580), (80, 24464), (88, 22240), (110, 17792), (128, 15290), (139, 14080), (160, 12232), (176, 11120), (220, 8896), (256, 7645), (278, 7040), (320, 6116), (352, 5560), (440, 4448), (556, 3520), (640, 3058), (695, 2816), (704, 2780), (880, 2224), (1112, 1760), (1280, 1529), (1390, 1408)]