20151860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{32503}}^1$

素因数の和:32543

約数の個数: 24

約数和(自身を含む): 43685376

約数和(自身を除く): 23533516

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 32503, 65006, 130012, 162515, 325030, 650060, 1007593, 2015186, 4030372, 5037965, 10075930, 20151860]

約数ペア:

[(1, 20151860), (2, 10075930), (4, 5037965), (5, 4030372), (10, 2015186), (20, 1007593), (31, 650060), (62, 325030), (124, 162515), (155, 130012), (310, 65006), (620, 32503)]