680017726

素因数分解:

$2^1\times {\mathrm{419}}^1\times {\mathrm{883}}^1\times {\mathrm{919}}^1$

素因数の和:2223

約数の個数: 16

約数和(自身を含む): 1024732800

約数和(自身を除く): 344715074

約数列:

[1, 2, 419, 838, 883, 919, 1766, 1838, 369977, 385061, 739954, 770122, 811477, 1622954, 340008863, 680017726]

約数ペア:

[(1, 680017726), (2, 340008863), (419, 1622954), (838, 811477), (883, 770122), (919, 739954), (1766, 385061), (1838, 369977)]