55070320

素因数分解:

$2^4\times 5^1\times {\mathrm{688379}}^1$

素因数の和:688392

約数の個数: 20

約数和(自身を含む): 128038680

約数和(自身を除く): 72968360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 688379, 1376758, 2753516, 3441895, 5507032, 6883790, 11014064, 13767580, 27535160, 55070320]

約数ペア:

[(1, 55070320), (2, 27535160), (4, 13767580), (5, 11014064), (8, 6883790), (10, 5507032), (16, 3441895), (20, 2753516), (40, 1376758), (80, 688379)]