8853640

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{569}}^1$

素因数の和:969

約数の個数: 32

約数和(自身を含む): 20007000

約数和(自身を除く): 11153360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 569, 778, 1138, 1556, 1945, 2276, 2845, 3112, 3890, 4552, 5690, 7780, 11380, 15560, 22760, 221341, 442682, 885364, 1106705, 1770728, 2213410, 4426820, 8853640]

約数ペア:

[(1, 8853640), (2, 4426820), (4, 2213410), (5, 1770728), (8, 1106705), (10, 885364), (20, 442682), (40, 221341), (389, 22760), (569, 15560), (778, 11380), (1138, 7780), (1556, 5690), (1945, 4552), (2276, 3890), (2845, 3112)]