2172340

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2311}}^1$

素因数の和:2367

約数の個数: 24

約数和(自身を含む): 4660992

約数和(自身を除く): 2488652

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 2311, 4622, 9244, 11555, 23110, 46220, 108617, 217234, 434468, 543085, 1086170, 2172340]

約数ペア:

[(1, 2172340), (2, 1086170), (4, 543085), (5, 434468), (10, 217234), (20, 108617), (47, 46220), (94, 23110), (188, 11555), (235, 9244), (470, 4622), (940, 2311)]