85619440

素因数分解:

$2^4\times 5^1\times {\mathrm{1070243}}^1$

素因数の和:1070256

約数の個数: 20

約数和(自身を含む): 199065384

約数和(自身を除く): 113445944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1070243, 2140486, 4280972, 5351215, 8561944, 10702430, 17123888, 21404860, 42809720, 85619440]

約数ペア:

[(1, 85619440), (2, 42809720), (4, 21404860), (5, 17123888), (8, 10702430), (10, 8561944), (16, 5351215), (20, 4280972), (40, 2140486), (80, 1070243)]