164046140

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{42499}}^1$

素因数の和:42701

約数の個数: 24

約数和(自身を含む): 346290000

約数和(自身を除く): 182243860

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 42499, 84998, 169996, 212495, 424990, 849980, 8202307, 16404614, 32809228, 41011535, 82023070, 164046140]

約数ペア:

[(1, 164046140), (2, 82023070), (4, 41011535), (5, 32809228), (10, 16404614), (20, 8202307), (193, 849980), (386, 424990), (772, 212495), (965, 169996), (1930, 84998), (3860, 42499)]