2553320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{829}}^1$

素因数の和:858

約数の個数: 64

約数和(自身を含む): 7171200

約数和(自身を除く): 4617880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 829, 1540, 1658, 3080, 3316, 4145, 5803, 6632, 8290, 9119, 11606, 16580, 18238, 23212, 29015, 33160, 36476, 45595, 46424, 58030, 63833, 72952, 91190, 116060, 127666, 182380, 232120, 255332, 319165, 364760, 510664, 638330, 1276660, 2553320]

約数ペア:

[(1, 2553320), (2, 1276660), (4, 638330), (5, 510664), (7, 364760), (8, 319165), (10, 255332), (11, 232120), (14, 182380), (20, 127666), (22, 116060), (28, 91190), (35, 72952), (40, 63833), (44, 58030), (55, 46424), (56, 45595), (70, 36476), (77, 33160), (88, 29015), (110, 23212), (140, 18238), (154, 16580), (220, 11606), (280, 9119), (308, 8290), (385, 6632), (440, 5803), (616, 4145), (770, 3316), (829, 3080), (1540, 1658)]