2694859780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1\times {\mathrm{2621}}^1$

素因数の和:3240

約数の個数: 48

約数和(自身を含む): 5728650480

約数和(自身を除く): 3033790700

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 509, 1010, 1018, 2020, 2036, 2545, 2621, 5090, 5242, 10180, 10484, 13105, 26210, 51409, 52420, 102818, 205636, 257045, 264721, 514090, 529442, 1028180, 1058884, 1323605, 1334089, 2647210, 2668178, 5294420, 5336356, 6670445, 13340890, 26681780, 134742989, 269485978, 538971956, 673714945, 1347429890, 2694859780]

約数ペア:

[(1, 2694859780), (2, 1347429890), (4, 673714945), (5, 538971956), (10, 269485978), (20, 134742989), (101, 26681780), (202, 13340890), (404, 6670445), (505, 5336356), (509, 5294420), (1010, 2668178), (1018, 2647210), (2020, 1334089), (2036, 1323605), (2545, 1058884), (2621, 1028180), (5090, 529442), (5242, 514090), (10180, 264721), (10484, 257045), (13105, 205636), (26210, 102818), (51409, 52420)]