7899940

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4759}}^1$

素因数の和:4851

約数の個数: 24

約数和(自身を含む): 16793280

約数和(自身を除く): 8893340

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 4759, 9518, 19036, 23795, 47590, 95180, 394997, 789994, 1579988, 1974985, 3949970, 7899940]

約数ペア:

[(1, 7899940), (2, 3949970), (4, 1974985), (5, 1579988), (10, 789994), (20, 394997), (83, 95180), (166, 47590), (332, 23795), (415, 19036), (830, 9518), (1660, 4759)]