8027780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13841}}^1$

素因数の和:13879

約数の個数: 24

約数和(自身を含む): 17440920

約数和(自身を除く): 9413140

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 13841, 27682, 55364, 69205, 138410, 276820, 401389, 802778, 1605556, 2006945, 4013890, 8027780]

約数ペア:

[(1, 8027780), (2, 4013890), (4, 2006945), (5, 1605556), (10, 802778), (20, 401389), (29, 276820), (58, 138410), (116, 69205), (145, 55364), (290, 27682), (580, 13841)]