2051295260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{311747}}^1$

素因数の和:311810

約数の個数: 48

約数和(自身を含む): 5027871744

約数和(自身を除く): 2976576484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 311747, 623494, 1246988, 1558735, 2182229, 3117470, 4364458, 6234940, 8728916, 10911145, 14652109, 21822290, 29304218, 43644580, 58608436, 73260545, 102564763, 146521090, 205129526, 293042180, 410259052, 512823815, 1025647630, 2051295260]

約数ペア:

[(1, 2051295260), (2, 1025647630), (4, 512823815), (5, 410259052), (7, 293042180), (10, 205129526), (14, 146521090), (20, 102564763), (28, 73260545), (35, 58608436), (47, 43644580), (70, 29304218), (94, 21822290), (140, 14652109), (188, 10911145), (235, 8728916), (329, 6234940), (470, 4364458), (658, 3117470), (940, 2182229), (1316, 1558735), (1645, 1246988), (3290, 623494), (6580, 311747)]