2405390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18503}}^1$

素因数の和:18523

約数の個数: 16

約数和(自身を含む): 4663008

約数和(自身を除く): 2257618

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 18503, 37006, 92515, 185030, 240539, 481078, 1202695, 2405390]

約数ペア:

[(1, 2405390), (2, 1202695), (5, 481078), (10, 240539), (13, 185030), (26, 92515), (65, 37006), (130, 18503)]