27872560

素因数分解:

$2^4\times 5^1\times {\mathrm{348407}}^1$

素因数の和:348420

約数の個数: 20

約数和(自身を含む): 64803888

約数和(自身を除く): 36931328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 348407, 696814, 1393628, 1742035, 2787256, 3484070, 5574512, 6968140, 13936280, 27872560]

約数ペア:

[(1, 27872560), (2, 13936280), (4, 6968140), (5, 5574512), (8, 3484070), (10, 2787256), (16, 1742035), (20, 1393628), (40, 696814), (80, 348407)]