7884620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20749}}^1$

素因数の和:20777

約数の個数: 24

約数和(自身を含む): 17430000

約数和(自身を除く): 9545380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 20749, 41498, 82996, 103745, 207490, 394231, 414980, 788462, 1576924, 1971155, 3942310, 7884620]

約数ペア:

[(1, 7884620), (2, 3942310), (4, 1971155), (5, 1576924), (10, 788462), (19, 414980), (20, 394231), (38, 207490), (76, 103745), (95, 82996), (190, 41498), (380, 20749)]