28914760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2791}}^1$

素因数の和:2846

約数の個数: 64

約数和(自身を含む): 76389120

約数和(自身を除く): 47474360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 2791, 5180, 5582, 10360, 11164, 13955, 19537, 22328, 27910, 39074, 55820, 78148, 97685, 103267, 111640, 156296, 195370, 206534, 390740, 413068, 516335, 722869, 781480, 826136, 1032670, 1445738, 2065340, 2891476, 3614345, 4130680, 5782952, 7228690, 14457380, 28914760]

約数ペア:

[(1, 28914760), (2, 14457380), (4, 7228690), (5, 5782952), (7, 4130680), (8, 3614345), (10, 2891476), (14, 2065340), (20, 1445738), (28, 1032670), (35, 826136), (37, 781480), (40, 722869), (56, 516335), (70, 413068), (74, 390740), (140, 206534), (148, 195370), (185, 156296), (259, 111640), (280, 103267), (296, 97685), (370, 78148), (518, 55820), (740, 39074), (1036, 27910), (1295, 22328), (1480, 19537), (2072, 13955), (2590, 11164), (2791, 10360), (5180, 5582)]