1580961520

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{132631}}^1$

素因数の和:132793

約数の個数: 40

約数和(自身を含む): 3700432800

約数和(自身を除く): 2119471280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 132631, 265262, 530524, 663155, 1061048, 1326310, 2122096, 2652620, 5305240, 10610480, 19762019, 39524038, 79048076, 98810095, 158096152, 197620190, 316192304, 395240380, 790480760, 1580961520]

約数ペア:

[(1, 1580961520), (2, 790480760), (4, 395240380), (5, 316192304), (8, 197620190), (10, 158096152), (16, 98810095), (20, 79048076), (40, 39524038), (80, 19762019), (149, 10610480), (298, 5305240), (596, 2652620), (745, 2122096), (1192, 1326310), (1490, 1061048), (2384, 663155), (2980, 530524), (5960, 265262), (11920, 132631)]