15306020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:932

約数の個数: 48

約数和(自身を含む): 34594560

約数和(自身を除く): 19288540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 857, 893, 940, 1714, 1786, 3428, 3572, 4285, 4465, 8570, 8930, 16283, 17140, 17860, 32566, 40279, 65132, 80558, 81415, 161116, 162830, 201395, 325660, 402790, 765301, 805580, 1530602, 3061204, 3826505, 7653010, 15306020]

約数ペア:

[(1, 15306020), (2, 7653010), (4, 3826505), (5, 3061204), (10, 1530602), (19, 805580), (20, 765301), (38, 402790), (47, 325660), (76, 201395), (94, 162830), (95, 161116), (188, 81415), (190, 80558), (235, 65132), (380, 40279), (470, 32566), (857, 17860), (893, 17140), (940, 16283), (1714, 8930), (1786, 8570), (3428, 4465), (3572, 4285)]