201078220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{30559}}^1$

素因数の和:30622

約数の個数: 48

約数和(自身を含む): 492871680

約数和(自身を除く): 291793460

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, 30559, 61118, 122236, 152795, 213913, 305590, 427826, 611180, 855652, 1069565, 1436273, 2139130, 2872546, 4278260, 5745092, 7181365, 10053911, 14362730, 20107822, 28725460, 40215644, 50269555, 100539110, 201078220]

約数ペア:

[(1, 201078220), (2, 100539110), (4, 50269555), (5, 40215644), (7, 28725460), (10, 20107822), (14, 14362730), (20, 10053911), (28, 7181365), (35, 5745092), (47, 4278260), (70, 2872546), (94, 2139130), (140, 1436273), (188, 1069565), (235, 855652), (329, 611180), (470, 427826), (658, 305590), (940, 213913), (1316, 152795), (1645, 122236), (3290, 61118), (6580, 30559)]