7455980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2803}}^1$

素因数の和:2838

約数の個数: 48

約数和(自身を含む): 18842880

約数和(自身を除く): 11386900

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 2803, 5606, 11212, 14015, 19621, 28030, 39242, 53257, 56060, 78484, 98105, 106514, 196210, 213028, 266285, 372799, 392420, 532570, 745598, 1065140, 1491196, 1863995, 3727990, 7455980]

約数ペア:

[(1, 7455980), (2, 3727990), (4, 1863995), (5, 1491196), (7, 1065140), (10, 745598), (14, 532570), (19, 392420), (20, 372799), (28, 266285), (35, 213028), (38, 196210), (70, 106514), (76, 98105), (95, 78484), (133, 56060), (140, 53257), (190, 39242), (266, 28030), (380, 19621), (532, 14015), (665, 11212), (1330, 5606), (2660, 2803)]