15993760

素因数分解:

$2^5\times 5^1\times {\mathrm{99961}}^1$

素因数の和:99976

約数の個数: 24

約数和(自身を含む): 37785636

約数和(自身を除く): 21791876

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 99961, 199922, 399844, 499805, 799688, 999610, 1599376, 1999220, 3198752, 3998440, 7996880, 15993760]

約数ペア:

[(1, 15993760), (2, 7996880), (4, 3998440), (5, 3198752), (8, 1999220), (10, 1599376), (16, 999610), (20, 799688), (32, 499805), (40, 399844), (80, 199922), (160, 99961)]