28546540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{129757}}^1$

素因数の和:129777

約数の個数: 24

約数和(自身を含む): 65398032

約数和(自身を除く): 36851492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 129757, 259514, 519028, 648785, 1297570, 1427327, 2595140, 2854654, 5709308, 7136635, 14273270, 28546540]

約数ペア:

[(1, 28546540), (2, 14273270), (4, 7136635), (5, 5709308), (10, 2854654), (11, 2595140), (20, 1427327), (22, 1297570), (44, 648785), (55, 519028), (110, 259514), (220, 129757)]