852560

素因数分解:

$2^4\times 5^1\times {\mathrm{10657}}^1$

素因数の和:10670

約数の個数: 20

約数和(自身を含む): 1982388

約数和(自身を除く): 1129828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10657, 21314, 42628, 53285, 85256, 106570, 170512, 213140, 426280, 852560]

約数ペア:

[(1, 852560), (2, 426280), (4, 213140), (5, 170512), (8, 106570), (10, 85256), (16, 53285), (20, 42628), (40, 21314), (80, 10657)]