84351160

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20879}}^1$

素因数の和:20991

約数の個数: 32

約数和(自身を含む): 191678400

約数和(自身を除く): 107327240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 20879, 41758, 83516, 104395, 167032, 208790, 417580, 835160, 2108779, 4217558, 8435116, 10543895, 16870232, 21087790, 42175580, 84351160]

約数ペア:

[(1, 84351160), (2, 42175580), (4, 21087790), (5, 16870232), (8, 10543895), (10, 8435116), (20, 4217558), (40, 2108779), (101, 835160), (202, 417580), (404, 208790), (505, 167032), (808, 104395), (1010, 83516), (2020, 41758), (4040, 20879)]