20893223760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2808229}}^1$

素因数の和:2808276

約数の個数: 80

約数和(自身を含む): 66858339840

約数和(自身を除く): 45965116080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 2808229, 5616458, 8424687, 11232916, 14041145, 16849374, 22465832, 28082290, 33698748, 42123435, 44931664, 56164580, 67397496, 84246870, 87055099, 112329160, 134794992, 168493740, 174110198, 224658320, 261165297, 336987480, 348220396, 435275495, 522330594, 673974960, 696440792, 870550990, 1044661188, 1305826485, 1392881584, 1741101980, 2089322376, 2611652970, 3482203960, 4178644752, 5223305940, 6964407920, 10446611880, 20893223760]

約数ペア:

[(1, 20893223760), (2, 10446611880), (3, 6964407920), (4, 5223305940), (5, 4178644752), (6, 3482203960), (8, 2611652970), (10, 2089322376), (12, 1741101980), (15, 1392881584), (16, 1305826485), (20, 1044661188), (24, 870550990), (30, 696440792), (31, 673974960), (40, 522330594), (48, 435275495), (60, 348220396), (62, 336987480), (80, 261165297), (93, 224658320), (120, 174110198), (124, 168493740), (155, 134794992), (186, 112329160), (240, 87055099), (248, 84246870), (310, 67397496), (372, 56164580), (465, 44931664), (496, 42123435), (620, 33698748), (744, 28082290), (930, 22465832), (1240, 16849374), (1488, 14041145), (1860, 11232916), (2480, 8424687), (3720, 5616458), (7440, 2808229)]