20972760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{174773}}^1$

素因数の和:174787

約数の個数: 32

約数和(自身を含む): 62918640

約数和(自身を除く): 41945880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 174773, 349546, 524319, 699092, 873865, 1048638, 1398184, 1747730, 2097276, 2621595, 3495460, 4194552, 5243190, 6990920, 10486380, 20972760]

約数ペア:

[(1, 20972760), (2, 10486380), (3, 6990920), (4, 5243190), (5, 4194552), (6, 3495460), (8, 2621595), (10, 2097276), (12, 1747730), (15, 1398184), (20, 1048638), (24, 873865), (30, 699092), (40, 524319), (60, 349546), (120, 174773)]