55148120

素因数分解:

$2^3\times 5^1\times {\mathrm{1378703}}^1$

素因数の和:1378714

約数の個数: 16

約数和(自身を含む): 124083360

約数和(自身を除く): 68935240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1378703, 2757406, 5514812, 6893515, 11029624, 13787030, 27574060, 55148120]

約数ペア:

[(1, 55148120), (2, 27574060), (4, 13787030), (5, 11029624), (8, 6893515), (10, 5514812), (20, 2757406), (40, 1378703)]