80240060

素因数分解:

$2^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{8779}}^1$

素因数の和:9245

約数の個数: 24

約数和(自身を含む): 168892080

約数和(自身を除く): 88652020

約数列:

[1, 2, 4, 5, 10, 20, 457, 914, 1828, 2285, 4570, 8779, 9140, 17558, 35116, 43895, 87790, 175580, 4012003, 8024006, 16048012, 20060015, 40120030, 80240060]

約数ペア:

[(1, 80240060), (2, 40120030), (4, 20060015), (5, 16048012), (10, 8024006), (20, 4012003), (457, 175580), (914, 87790), (1828, 43895), (2285, 35116), (4570, 17558), (8779, 9140)]