20102560

素因数分解:

$2^5\times 5^1\times {\mathrm{125641}}^1$

素因数の和:125656

約数の個数: 24

約数和(自身を含む): 47492676

約数和(自身を除く): 27390116

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 125641, 251282, 502564, 628205, 1005128, 1256410, 2010256, 2512820, 4020512, 5025640, 10051280, 20102560]

約数ペア:

[(1, 20102560), (2, 10051280), (4, 5025640), (5, 4020512), (8, 2512820), (10, 2010256), (16, 1256410), (20, 1005128), (32, 628205), (40, 502564), (80, 251282), (160, 125641)]