68424560

素因数分解:

$2^4\times 5^1\times {\mathrm{855307}}^1$

素因数の和:855320

約数の個数: 20

約数和(自身を含む): 159087288

約数和(自身を除く): 90662728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 855307, 1710614, 3421228, 4276535, 6842456, 8553070, 13684912, 17106140, 34212280, 68424560]

約数ペア:

[(1, 68424560), (2, 34212280), (4, 17106140), (5, 13684912), (8, 8553070), (10, 6842456), (16, 4276535), (20, 3421228), (40, 1710614), (80, 855307)]