55494640

素因数分解:

$2^4\times 5^1\times {\mathrm{693683}}^1$

素因数の和:693696

約数の個数: 20

約数和(自身を含む): 129025224

約数和(自身を除く): 73530584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 693683, 1387366, 2774732, 3468415, 5549464, 6936830, 11098928, 13873660, 27747320, 55494640]

約数ペア:

[(1, 55494640), (2, 27747320), (4, 13873660), (5, 11098928), (8, 6936830), (10, 5549464), (16, 3468415), (20, 2774732), (40, 1387366), (80, 693683)]