201712520

素因数分解:

$2^3\times 5^1\times {\mathrm{883}}^1\times {\mathrm{5711}}^1$

素因数の和:6605

約数の個数: 32

約数和(自身を含む): 454446720

約数和(自身を除く): 252734200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 883, 1766, 3532, 4415, 5711, 7064, 8830, 11422, 17660, 22844, 28555, 35320, 45688, 57110, 114220, 228440, 5042813, 10085626, 20171252, 25214065, 40342504, 50428130, 100856260, 201712520]

約数ペア:

[(1, 201712520), (2, 100856260), (4, 50428130), (5, 40342504), (8, 25214065), (10, 20171252), (20, 10085626), (40, 5042813), (883, 228440), (1766, 114220), (3532, 57110), (4415, 45688), (5711, 35320), (7064, 28555), (8830, 22844), (11422, 17660)]