42870290

素因数分解:

$2^1\times 5^1\times {\mathrm{1051}}^1\times {\mathrm{4079}}^1$

素因数の和:5137

約数の個数: 16

約数和(自身を含む): 77258880

約数和(自身を除く): 34388590

約数列:

[1, 2, 5, 10, 1051, 2102, 4079, 5255, 8158, 10510, 20395, 40790, 4287029, 8574058, 21435145, 42870290]

約数ペア:

[(1, 42870290), (2, 21435145), (5, 8574058), (10, 4287029), (1051, 40790), (2102, 20395), (4079, 10510), (5255, 8158)]