28474520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{24547}}^1$

素因数の和:24587

約数の個数: 32

約数和(自身を含む): 66279600

約数和(自身を除く): 37805080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 24547, 49094, 98188, 122735, 196376, 245470, 490940, 711863, 981880, 1423726, 2847452, 3559315, 5694904, 7118630, 14237260, 28474520]

約数ペア:

[(1, 28474520), (2, 14237260), (4, 7118630), (5, 5694904), (8, 3559315), (10, 2847452), (20, 1423726), (29, 981880), (40, 711863), (58, 490940), (116, 245470), (145, 196376), (232, 122735), (290, 98188), (580, 49094), (1160, 24547)]