28212910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13499}}^1$

素因数の和:13536

約数の個数: 32

約数和(自身を含む): 58320000

約数和(自身を除く): 30107090

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 13499, 26998, 67495, 134990, 148489, 256481, 296978, 512962, 742445, 1282405, 1484890, 2564810, 2821291, 5642582, 14106455, 28212910]

約数ペア:

[(1, 28212910), (2, 14106455), (5, 5642582), (10, 2821291), (11, 2564810), (19, 1484890), (22, 1282405), (38, 742445), (55, 512962), (95, 296978), (110, 256481), (190, 148489), (209, 134990), (418, 67495), (1045, 26998), (2090, 13499)]