2465540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1601}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 6459264

約数和(自身を除く): 3993724

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1601, 3202, 6404, 8005, 11207, 16010, 17611, 22414, 32020, 35222, 44828, 56035, 70444, 88055, 112070, 123277, 176110, 224140, 246554, 352220, 493108, 616385, 1232770, 2465540]

約数ペア:

[(1, 2465540), (2, 1232770), (4, 616385), (5, 493108), (7, 352220), (10, 246554), (11, 224140), (14, 176110), (20, 123277), (22, 112070), (28, 88055), (35, 70444), (44, 56035), (55, 44828), (70, 35222), (77, 32020), (110, 22414), (140, 17611), (154, 16010), (220, 11207), (308, 8005), (385, 6404), (770, 3202), (1540, 1601)]