20956560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3011}}^1$

素因数の和:3056

約数の個数: 80

約数和(自身を含む): 67227840

約数和(自身を除く): 46271280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3011, 3480, 6022, 6960, 9033, 12044, 15055, 18066, 24088, 30110, 36132, 45165, 48176, 60220, 72264, 87319, 90330, 120440, 144528, 174638, 180660, 240880, 261957, 349276, 361320, 436595, 523914, 698552, 722640, 873190, 1047828, 1309785, 1397104, 1746380, 2095656, 2619570, 3492760, 4191312, 5239140, 6985520, 10478280, 20956560]

約数ペア:

[(1, 20956560), (2, 10478280), (3, 6985520), (4, 5239140), (5, 4191312), (6, 3492760), (8, 2619570), (10, 2095656), (12, 1746380), (15, 1397104), (16, 1309785), (20, 1047828), (24, 873190), (29, 722640), (30, 698552), (40, 523914), (48, 436595), (58, 361320), (60, 349276), (80, 261957), (87, 240880), (116, 180660), (120, 174638), (145, 144528), (174, 120440), (232, 90330), (240, 87319), (290, 72264), (348, 60220), (435, 48176), (464, 45165), (580, 36132), (696, 30110), (870, 24088), (1160, 18066), (1392, 15055), (1740, 12044), (2320, 9033), (3011, 6960), (3480, 6022)]