8698120

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2153}}^1$

素因数の和:2265

約数の個数: 32

約数和(自身を含む): 19773720

約数和(自身を除く): 11075600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 2153, 4040, 4306, 8612, 10765, 17224, 21530, 43060, 86120, 217453, 434906, 869812, 1087265, 1739624, 2174530, 4349060, 8698120]

約数ペア:

[(1, 8698120), (2, 4349060), (4, 2174530), (5, 1739624), (8, 1087265), (10, 869812), (20, 434906), (40, 217453), (101, 86120), (202, 43060), (404, 21530), (505, 17224), (808, 10765), (1010, 8612), (2020, 4306), (2153, 4040)]