72838060

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{8221}}^1$

素因数の和:8673

約数の個数: 24

約数和(自身を含む): 153323856

約数和(自身を除く): 80485796

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 8221, 8860, 16442, 32884, 41105, 82210, 164420, 3641903, 7283806, 14567612, 18209515, 36419030, 72838060]

約数ペア:

[(1, 72838060), (2, 36419030), (4, 18209515), (5, 14567612), (10, 7283806), (20, 3641903), (443, 164420), (886, 82210), (1772, 41105), (2215, 32884), (4430, 16442), (8221, 8860)]