28763140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5011}}^1$

素因数の和:5068

約数の個数: 48

約数和(自身を含む): 70729344

約数和(自身を除く): 41966204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5011, 5740, 10022, 20044, 25055, 35077, 50110, 70154, 100220, 140308, 175385, 205451, 350770, 410902, 701540, 821804, 1027255, 1438157, 2054510, 2876314, 4109020, 5752628, 7190785, 14381570, 28763140]

約数ペア:

[(1, 28763140), (2, 14381570), (4, 7190785), (5, 5752628), (7, 4109020), (10, 2876314), (14, 2054510), (20, 1438157), (28, 1027255), (35, 821804), (41, 701540), (70, 410902), (82, 350770), (140, 205451), (164, 175385), (205, 140308), (287, 100220), (410, 70154), (574, 50110), (820, 35077), (1148, 25055), (1435, 20044), (2870, 10022), (5011, 5740)]