1569681680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{400429}}^1$

素因数の和:400456

約数の個数: 60

約数和(自身を含む): 4245358860

約数和(自身を除く): 2675677180

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 400429, 800858, 1601716, 2002145, 2803003, 3203432, 4004290, 5606006, 6406864, 8008580, 11212012, 14015015, 16017160, 19621021, 22424024, 28030030, 32034320, 39242042, 44848048, 56060060, 78484084, 98105105, 112120120, 156968168, 196210210, 224240240, 313936336, 392420420, 784840840, 1569681680]

約数ペア:

[(1, 1569681680), (2, 784840840), (4, 392420420), (5, 313936336), (7, 224240240), (8, 196210210), (10, 156968168), (14, 112120120), (16, 98105105), (20, 78484084), (28, 56060060), (35, 44848048), (40, 39242042), (49, 32034320), (56, 28030030), (70, 22424024), (80, 19621021), (98, 16017160), (112, 14015015), (140, 11212012), (196, 8008580), (245, 6406864), (280, 5606006), (392, 4004290), (490, 3203432), (560, 2803003), (784, 2002145), (980, 1601716), (1960, 800858), (3920, 400429)]