1440628

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2237}}^1$

素因数の和:2271

約数の個数: 24

約数和(自身を含む): 3007872

約数和(自身を除く): 1567244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 2237, 4474, 8948, 15659, 31318, 51451, 62636, 102902, 205804, 360157, 720314, 1440628]

約数ペア:

[(1, 1440628), (2, 720314), (4, 360157), (7, 205804), (14, 102902), (23, 62636), (28, 51451), (46, 31318), (92, 15659), (161, 8948), (322, 4474), (644, 2237)]