55567280

素因数分解:

$2^4\times 5^1\times {\mathrm{694591}}^1$

素因数の和:694604

約数の個数: 20

約数和(自身を含む): 129194112

約数和(自身を除く): 73626832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 694591, 1389182, 2778364, 3472955, 5556728, 6945910, 11113456, 13891820, 27783640, 55567280]

約数ペア:

[(1, 55567280), (2, 27783640), (4, 13891820), (5, 11113456), (8, 6945910), (10, 5556728), (16, 3472955), (20, 2778364), (40, 1389182), (80, 694591)]