4081280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{911}}^1$

素因数の和:937

約数の個数: 64

約数和(自身を含む): 11162880

約数和(自身を除く): 7081600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 911, 1120, 1822, 2240, 3644, 4480, 4555, 6377, 7288, 9110, 12754, 14576, 18220, 25508, 29152, 31885, 36440, 51016, 58304, 63770, 72880, 102032, 116608, 127540, 145760, 204064, 255080, 291520, 408128, 510160, 583040, 816256, 1020320, 2040640, 4081280]

約数ペア:

[(1, 4081280), (2, 2040640), (4, 1020320), (5, 816256), (7, 583040), (8, 510160), (10, 408128), (14, 291520), (16, 255080), (20, 204064), (28, 145760), (32, 127540), (35, 116608), (40, 102032), (56, 72880), (64, 63770), (70, 58304), (80, 51016), (112, 36440), (128, 31885), (140, 29152), (160, 25508), (224, 18220), (280, 14576), (320, 12754), (448, 9110), (560, 7288), (640, 6377), (896, 4555), (911, 4480), (1120, 3644), (1822, 2240)]