21580160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{4817}}^1$

素因数の和:4843

約数の個数: 64

約数和(自身を含む): 58972320

約数和(自身を除く): 37392160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 4817, 9634, 19268, 24085, 33719, 38536, 48170, 67438, 77072, 96340, 134876, 154144, 168595, 192680, 269752, 308288, 337190, 385360, 539504, 616576, 674380, 770720, 1079008, 1348760, 1541440, 2158016, 2697520, 3082880, 4316032, 5395040, 10790080, 21580160]

約数ペア:

[(1, 21580160), (2, 10790080), (4, 5395040), (5, 4316032), (7, 3082880), (8, 2697520), (10, 2158016), (14, 1541440), (16, 1348760), (20, 1079008), (28, 770720), (32, 674380), (35, 616576), (40, 539504), (56, 385360), (64, 337190), (70, 308288), (80, 269752), (112, 192680), (128, 168595), (140, 154144), (160, 134876), (224, 96340), (280, 77072), (320, 67438), (448, 48170), (560, 38536), (640, 33719), (896, 24085), (1120, 19268), (2240, 9634), (4480, 4817)]