2540055

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1423}}^1$

素因数の和:1455

約数の個数: 32

約数和(自身を含む): 4921344

約数和(自身を除く): 2381289

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1423, 1785, 4269, 7115, 9961, 21345, 24191, 29883, 49805, 72573, 120955, 149415, 169337, 362865, 508011, 846685, 2540055]

約数ペア:

[(1, 2540055), (3, 846685), (5, 508011), (7, 362865), (15, 169337), (17, 149415), (21, 120955), (35, 72573), (51, 49805), (85, 29883), (105, 24191), (119, 21345), (255, 9961), (357, 7115), (595, 4269), (1423, 1785)]