87664420

素因数分解:

$2^2\times 5^1\times {\mathrm{463}}^1\times {\mathrm{9467}}^1$

素因数の和:9939

約数の個数: 24

約数和(自身を含む): 184512384

約数和(自身を除く): 96847964

約数列:

[1, 2, 4, 5, 10, 20, 463, 926, 1852, 2315, 4630, 9260, 9467, 18934, 37868, 47335, 94670, 189340, 4383221, 8766442, 17532884, 21916105, 43832210, 87664420]

約数ペア:

[(1, 87664420), (2, 43832210), (4, 21916105), (5, 17532884), (10, 8766442), (20, 4383221), (463, 189340), (926, 94670), (1852, 47335), (2315, 37868), (4630, 18934), (9260, 9467)]