16527920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5039}}^1$

素因数の和:5093

約数の個数: 40

約数和(自身を含む): 39372480

約数和(自身を除く): 22844560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 5039, 10078, 20156, 25195, 40312, 50390, 80624, 100780, 201560, 206599, 403120, 413198, 826396, 1032995, 1652792, 2065990, 3305584, 4131980, 8263960, 16527920]

約数ペア:

[(1, 16527920), (2, 8263960), (4, 4131980), (5, 3305584), (8, 2065990), (10, 1652792), (16, 1032995), (20, 826396), (40, 413198), (41, 403120), (80, 206599), (82, 201560), (164, 100780), (205, 80624), (328, 50390), (410, 40312), (656, 25195), (820, 20156), (1640, 10078), (3280, 5039)]