85029460

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{10709}}^1$

素因数の和:11115

約数の個数: 24

約数和(自身を含む): 179028360

約数和(自身を除く): 93998900

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940, 10709, 21418, 42836, 53545, 107090, 214180, 4251473, 8502946, 17005892, 21257365, 42514730, 85029460]

約数ペア:

[(1, 85029460), (2, 42514730), (4, 21257365), (5, 17005892), (10, 8502946), (20, 4251473), (397, 214180), (794, 107090), (1588, 53545), (1985, 42836), (3970, 21418), (7940, 10709)]