4728920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{16889}}^1$

素因数の和:16907

約数の個数: 32

約数和(自身を含む): 12160800

約数和(自身を除く): 7431880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 16889, 33778, 67556, 84445, 118223, 135112, 168890, 236446, 337780, 472892, 591115, 675560, 945784, 1182230, 2364460, 4728920]

約数ペア:

[(1, 4728920), (2, 2364460), (4, 1182230), (5, 945784), (7, 675560), (8, 591115), (10, 472892), (14, 337780), (20, 236446), (28, 168890), (35, 135112), (40, 118223), (56, 84445), (70, 67556), (140, 33778), (280, 16889)]