1437880

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 3276000

約数和(自身を除く): 1838120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 349, 412, 515, 698, 824, 1030, 1396, 1745, 2060, 2792, 3490, 4120, 6980, 13960, 35947, 71894, 143788, 179735, 287576, 359470, 718940, 1437880]

約数ペア:

[(1, 1437880), (2, 718940), (4, 359470), (5, 287576), (8, 179735), (10, 143788), (20, 71894), (40, 35947), (103, 13960), (206, 6980), (349, 4120), (412, 3490), (515, 2792), (698, 2060), (824, 1745), (1030, 1396)]