4719920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1439}}^1$

素因数の和:1493

約数の個数: 40

約数和(自身を含む): 11249280

約数和(自身を除く): 6529360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1439, 1640, 2878, 3280, 5756, 7195, 11512, 14390, 23024, 28780, 57560, 58999, 115120, 117998, 235996, 294995, 471992, 589990, 943984, 1179980, 2359960, 4719920]

約数ペア:

[(1, 4719920), (2, 2359960), (4, 1179980), (5, 943984), (8, 589990), (10, 471992), (16, 294995), (20, 235996), (40, 117998), (41, 115120), (80, 58999), (82, 57560), (164, 28780), (205, 23024), (328, 14390), (410, 11512), (656, 7195), (820, 5756), (1439, 3280), (1640, 2878)]