4008180464

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{8081009}}^1$

素因数の和:8081048

約数の個数: 20

約数和(自身を含む): 8016361920

約数和(自身を除く): 4008181456

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 8081009, 16162018, 32324036, 64648072, 129296144, 250511279, 501022558, 1002045116, 2004090232, 4008180464]

約数ペア:

[(1, 4008180464), (2, 2004090232), (4, 1002045116), (8, 501022558), (16, 250511279), (31, 129296144), (62, 64648072), (124, 32324036), (248, 16162018), (496, 8081009)]