8605840

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1109}}^1$

素因数の和:1219

約数の個数: 40

約数和(自身を含む): 20233080

約数和(自身を除く): 11627240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1109, 1552, 1940, 2218, 3880, 4436, 5545, 7760, 8872, 11090, 17744, 22180, 44360, 88720, 107573, 215146, 430292, 537865, 860584, 1075730, 1721168, 2151460, 4302920, 8605840]

約数ペア:

[(1, 8605840), (2, 4302920), (4, 2151460), (5, 1721168), (8, 1075730), (10, 860584), (16, 537865), (20, 430292), (40, 215146), (80, 107573), (97, 88720), (194, 44360), (388, 22180), (485, 17744), (776, 11090), (970, 8872), (1109, 7760), (1552, 5545), (1940, 4436), (2218, 3880)]