6445360

素因数分解:

$2^4\times 5^1\times {\mathrm{80567}}^1$

素因数の和:80580

約数の個数: 20

約数和(自身を含む): 14985648

約数和(自身を除く): 8540288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 80567, 161134, 322268, 402835, 644536, 805670, 1289072, 1611340, 3222680, 6445360]

約数ペア:

[(1, 6445360), (2, 3222680), (4, 1611340), (5, 1289072), (8, 805670), (10, 644536), (16, 402835), (20, 322268), (40, 161134), (80, 80567)]