2311340

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{709}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 4890480

約数和(自身を除く): 2579140

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 709, 815, 1418, 1630, 2836, 3260, 3545, 7090, 14180, 115567, 231134, 462268, 577835, 1155670, 2311340]

約数ペア:

[(1, 2311340), (2, 1155670), (4, 577835), (5, 462268), (10, 231134), (20, 115567), (163, 14180), (326, 7090), (652, 3545), (709, 3260), (815, 2836), (1418, 1630)]