28116280

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2399}}^1$

素因数の和:2703

約数の個数: 32

約数和(自身を含む): 63504000

約数和(自身を除く): 35387720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 586, 1172, 1465, 2344, 2399, 2930, 4798, 5860, 9596, 11720, 11995, 19192, 23990, 47980, 95960, 702907, 1405814, 2811628, 3514535, 5623256, 7029070, 14058140, 28116280]

約数ペア:

[(1, 28116280), (2, 14058140), (4, 7029070), (5, 5623256), (8, 3514535), (10, 2811628), (20, 1405814), (40, 702907), (293, 95960), (586, 47980), (1172, 23990), (1465, 19192), (2344, 11995), (2399, 11720), (2930, 9596), (4798, 5860)]