28037380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4261}}^1$

素因数の和:4324

約数の個数: 48

約数和(自身を含む): 68737536

約数和(自身を除く): 40700156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 4261, 6580, 8522, 17044, 21305, 29827, 42610, 59654, 85220, 119308, 149135, 200267, 298270, 400534, 596540, 801068, 1001335, 1401869, 2002670, 2803738, 4005340, 5607476, 7009345, 14018690, 28037380]

約数ペア:

[(1, 28037380), (2, 14018690), (4, 7009345), (5, 5607476), (7, 4005340), (10, 2803738), (14, 2002670), (20, 1401869), (28, 1001335), (35, 801068), (47, 596540), (70, 400534), (94, 298270), (140, 200267), (188, 149135), (235, 119308), (329, 85220), (470, 59654), (658, 42610), (940, 29827), (1316, 21305), (1645, 17044), (3290, 8522), (4261, 6580)]