2787790

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1871}}^1$

素因数の和:2027

約数の個数: 16

約数和(自身を含む): 5054400

約数和(自身を除く): 2266610

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 1871, 3742, 9355, 18710, 278779, 557558, 1393895, 2787790]

約数ペア:

[(1, 2787790), (2, 1393895), (5, 557558), (10, 278779), (149, 18710), (298, 9355), (745, 3742), (1490, 1871)]