1387600

素因数分解:

$2^4\times 5^2\times {\mathrm{3469}}^1$

素因数の和:3487

約数の個数: 30

約数和(自身を含む): 3334670

約数和(自身を除く): 1947070

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3469, 6938, 13876, 17345, 27752, 34690, 55504, 69380, 86725, 138760, 173450, 277520, 346900, 693800, 1387600]

約数ペア:

[(1, 1387600), (2, 693800), (4, 346900), (5, 277520), (8, 173450), (10, 138760), (16, 86725), (20, 69380), (25, 55504), (40, 34690), (50, 27752), (80, 17345), (100, 13876), (200, 6938), (400, 3469)]