20275080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{24137}}^1$

素因数の和:24158

約数の個数: 64

約数和(自身を含む): 69517440

約数和(自身を除く): 49242360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 24137, 48274, 72411, 96548, 120685, 144822, 168959, 193096, 241370, 289644, 337918, 362055, 482740, 506877, 579288, 675836, 724110, 844795, 965480, 1013754, 1351672, 1448220, 1689590, 2027508, 2534385, 2896440, 3379180, 4055016, 5068770, 6758360, 10137540, 20275080]

約数ペア:

[(1, 20275080), (2, 10137540), (3, 6758360), (4, 5068770), (5, 4055016), (6, 3379180), (7, 2896440), (8, 2534385), (10, 2027508), (12, 1689590), (14, 1448220), (15, 1351672), (20, 1013754), (21, 965480), (24, 844795), (28, 724110), (30, 675836), (35, 579288), (40, 506877), (42, 482740), (56, 362055), (60, 337918), (70, 289644), (84, 241370), (105, 193096), (120, 168959), (140, 144822), (168, 120685), (210, 96548), (280, 72411), (420, 48274), (840, 24137)]