2560215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{659}}^1$

素因数の和:711

約数の個数: 32

約数和(自身を含む): 4815360

約数和(自身を除く): 2255145

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 659, 777, 1295, 1977, 3295, 3885, 4613, 9885, 13839, 23065, 24383, 69195, 73149, 121915, 170681, 365745, 512043, 853405, 2560215]

約数ペア:

[(1, 2560215), (3, 853405), (5, 512043), (7, 365745), (15, 170681), (21, 121915), (35, 73149), (37, 69195), (105, 24383), (111, 23065), (185, 13839), (259, 9885), (555, 4613), (659, 3885), (777, 3295), (1295, 1977)]