5500820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21157}}^1$

素因数の和:21179

約数の個数: 24

約数和(自身を含む): 12440904

約数和(自身を除く): 6940084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 21157, 42314, 84628, 105785, 211570, 275041, 423140, 550082, 1100164, 1375205, 2750410, 5500820]

約数ペア:

[(1, 5500820), (2, 2750410), (4, 1375205), (5, 1100164), (10, 550082), (13, 423140), (20, 275041), (26, 211570), (52, 105785), (65, 84628), (130, 42314), (260, 21157)]