12357940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{857}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 29981952

約数和(自身を除く): 17624012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 857, 1030, 1442, 1714, 2060, 2884, 3428, 3605, 4285, 5999, 7210, 8570, 11998, 14420, 17140, 23996, 29995, 59990, 88271, 119980, 176542, 353084, 441355, 617897, 882710, 1235794, 1765420, 2471588, 3089485, 6178970, 12357940]

約数ペア:

[(1, 12357940), (2, 6178970), (4, 3089485), (5, 2471588), (7, 1765420), (10, 1235794), (14, 882710), (20, 617897), (28, 441355), (35, 353084), (70, 176542), (103, 119980), (140, 88271), (206, 59990), (412, 29995), (515, 23996), (721, 17140), (857, 14420), (1030, 11998), (1442, 8570), (1714, 7210), (2060, 5999), (2884, 4285), (3428, 3605)]