4862440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 12260160

約数和(自身を除く): 7397720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 257, 344, 430, 440, 473, 514, 860, 946, 1028, 1285, 1720, 1892, 2056, 2365, 2570, 2827, 3784, 4730, 5140, 5654, 9460, 10280, 11051, 11308, 14135, 18920, 22102, 22616, 28270, 44204, 55255, 56540, 88408, 110510, 113080, 121561, 221020, 243122, 442040, 486244, 607805, 972488, 1215610, 2431220, 4862440]

約数ペア:

[(1, 4862440), (2, 2431220), (4, 1215610), (5, 972488), (8, 607805), (10, 486244), (11, 442040), (20, 243122), (22, 221020), (40, 121561), (43, 113080), (44, 110510), (55, 88408), (86, 56540), (88, 55255), (110, 44204), (172, 28270), (215, 22616), (220, 22102), (257, 18920), (344, 14135), (430, 11308), (440, 11051), (473, 10280), (514, 9460), (860, 5654), (946, 5140), (1028, 4730), (1285, 3784), (1720, 2827), (1892, 2570), (2056, 2365)]