28335260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83339}}^1$

素因数の和:83365

約数の個数: 24

約数和(自身を含む): 63005040

約数和(自身を除く): 34669780

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 83339, 166678, 333356, 416695, 833390, 1416763, 1666780, 2833526, 5667052, 7083815, 14167630, 28335260]

約数ペア:

[(1, 28335260), (2, 14167630), (4, 7083815), (5, 5667052), (10, 2833526), (17, 1666780), (20, 1416763), (34, 833390), (68, 416695), (85, 333356), (170, 166678), (340, 83339)]