66920020

素因数分解:

$2^2\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{2437}}^1$

素因数の和:3819

約数の個数: 24

約数和(自身を含む): 140692104

約数和(自身を除く): 73772084

約数列:

[1, 2, 4, 5, 10, 20, 1373, 2437, 2746, 4874, 5492, 6865, 9748, 12185, 13730, 24370, 27460, 48740, 3346001, 6692002, 13384004, 16730005, 33460010, 66920020]

約数ペア:

[(1, 66920020), (2, 33460010), (4, 16730005), (5, 13384004), (10, 6692002), (20, 3346001), (1373, 48740), (2437, 27460), (2746, 24370), (4874, 13730), (5492, 12185), (6865, 9748)]