262619440

素因数分解:

$2^4\times 5^1\times {\mathrm{3282743}}^1$

素因数の和:3282756

約数の個数: 20

約数和(自身を含む): 610590384

約数和(自身を除く): 347970944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3282743, 6565486, 13130972, 16413715, 26261944, 32827430, 52523888, 65654860, 131309720, 262619440]

約数ペア:

[(1, 262619440), (2, 131309720), (4, 65654860), (5, 52523888), (8, 32827430), (10, 26261944), (16, 16413715), (20, 13130972), (40, 6565486), (80, 3282743)]