20465760

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{6091}}^1$

素因数の和:6116

約数の個数: 96

約数和(自身を含む): 73688832

約数和(自身を除く): 53223072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 6091, 12182, 18273, 24364, 30455, 36546, 42637, 48728, 60910, 73092, 85274, 91365, 97456, 121820, 127911, 146184, 170548, 182730, 194912, 213185, 243640, 255822, 292368, 341096, 365460, 426370, 487280, 511644, 584736, 639555, 682192, 730920, 852740, 974560, 1023288, 1279110, 1364384, 1461840, 1705480, 2046576, 2558220, 2923680, 3410960, 4093152, 5116440, 6821920, 10232880, 20465760]

約数ペア:

[(1, 20465760), (2, 10232880), (3, 6821920), (4, 5116440), (5, 4093152), (6, 3410960), (7, 2923680), (8, 2558220), (10, 2046576), (12, 1705480), (14, 1461840), (15, 1364384), (16, 1279110), (20, 1023288), (21, 974560), (24, 852740), (28, 730920), (30, 682192), (32, 639555), (35, 584736), (40, 511644), (42, 487280), (48, 426370), (56, 365460), (60, 341096), (70, 292368), (80, 255822), (84, 243640), (96, 213185), (105, 194912), (112, 182730), (120, 170548), (140, 146184), (160, 127911), (168, 121820), (210, 97456), (224, 91365), (240, 85274), (280, 73092), (336, 60910), (420, 48728), (480, 42637), (560, 36546), (672, 30455), (840, 24364), (1120, 18273), (1680, 12182), (3360, 6091)]