330804920

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{85259}}^1$

素因数の和:85367

約数の個数: 32

約数和(自身を含む): 751993200

約数和(自身を除く): 421188280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 85259, 170518, 341036, 426295, 682072, 852590, 1705180, 3410360, 8270123, 16540246, 33080492, 41350615, 66160984, 82701230, 165402460, 330804920]

約数ペア:

[(1, 330804920), (2, 165402460), (4, 82701230), (5, 66160984), (8, 41350615), (10, 33080492), (20, 16540246), (40, 8270123), (97, 3410360), (194, 1705180), (388, 852590), (485, 682072), (776, 426295), (970, 341036), (1940, 170518), (3880, 85259)]