55390780

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{3301}}^1$

素因数の和:4149

約数の個数: 24

約数和(自身を含む): 116494560

約数和(自身を除く): 61103780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3301, 3356, 4195, 6602, 8390, 13204, 16505, 16780, 33010, 66020, 2769539, 5539078, 11078156, 13847695, 27695390, 55390780]

約数ペア:

[(1, 55390780), (2, 27695390), (4, 13847695), (5, 11078156), (10, 5539078), (20, 2769539), (839, 66020), (1678, 33010), (3301, 16780), (3356, 16505), (4195, 13204), (6602, 8390)]