27164140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 59086944

約数和(自身を除く): 31922804

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 157, 164, 205, 211, 314, 410, 422, 628, 785, 820, 844, 1055, 1570, 2110, 3140, 4220, 6437, 8651, 12874, 17302, 25748, 32185, 33127, 34604, 43255, 64370, 66254, 86510, 128740, 132508, 165635, 173020, 331270, 662540, 1358207, 2716414, 5432828, 6791035, 13582070, 27164140]

約数ペア:

[(1, 27164140), (2, 13582070), (4, 6791035), (5, 5432828), (10, 2716414), (20, 1358207), (41, 662540), (82, 331270), (157, 173020), (164, 165635), (205, 132508), (211, 128740), (314, 86510), (410, 66254), (422, 64370), (628, 43255), (785, 34604), (820, 33127), (844, 32185), (1055, 25748), (1570, 17302), (2110, 12874), (3140, 8651), (4220, 6437)]