190037420

素因数分解:

$2^2\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{4967}}^1$

素因数の和:6889

約数の個数: 24

約数和(自身を含む): 399367584

約数和(自身を除く): 209330164

約数列:

[1, 2, 4, 5, 10, 20, 1913, 3826, 4967, 7652, 9565, 9934, 19130, 19868, 24835, 38260, 49670, 99340, 9501871, 19003742, 38007484, 47509355, 95018710, 190037420]

約数ペア:

[(1, 190037420), (2, 95018710), (4, 47509355), (5, 38007484), (10, 19003742), (20, 9501871), (1913, 99340), (3826, 49670), (4967, 38260), (7652, 24835), (9565, 19868), (9934, 19130)]