55790320

素因数分解:

$2^4\times 5^1\times {\mathrm{697379}}^1$

素因数の和:697392

約数の個数: 20

約数和(自身を含む): 129712680

約数和(自身を除く): 73922360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 697379, 1394758, 2789516, 3486895, 5579032, 6973790, 11158064, 13947580, 27895160, 55790320]

約数ペア:

[(1, 55790320), (2, 27895160), (4, 13947580), (5, 11158064), (8, 6973790), (10, 5579032), (16, 3486895), (20, 2789516), (40, 1394758), (80, 697379)]