79860020

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{38767}}^1$

素因数の和:38879

約数の個数: 24

約数和(自身を含む): 169338624

約数和(自身を除く): 89478604

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 38767, 77534, 155068, 193835, 387670, 775340, 3993001, 7986002, 15972004, 19965005, 39930010, 79860020]

約数ペア:

[(1, 79860020), (2, 39930010), (4, 19965005), (5, 15972004), (10, 7986002), (20, 3993001), (103, 775340), (206, 387670), (412, 193835), (515, 155068), (1030, 77534), (2060, 38767)]