17996440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5843}}^1$

素因数の和:5872

約数の個数: 64

約数和(自身を含む): 50492160

約数和(自身を除く): 32495720

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, 1540, 3080, 5843, 11686, 23372, 29215, 40901, 46744, 58430, 64273, 81802, 116860, 128546, 163604, 204505, 233720, 257092, 321365, 327208, 409010, 449911, 514184, 642730, 818020, 899822, 1285460, 1636040, 1799644, 2249555, 2570920, 3599288, 4499110, 8998220, 17996440]

約数ペア:

[(1, 17996440), (2, 8998220), (4, 4499110), (5, 3599288), (7, 2570920), (8, 2249555), (10, 1799644), (11, 1636040), (14, 1285460), (20, 899822), (22, 818020), (28, 642730), (35, 514184), (40, 449911), (44, 409010), (55, 327208), (56, 321365), (70, 257092), (77, 233720), (88, 204505), (110, 163604), (140, 128546), (154, 116860), (220, 81802), (280, 64273), (308, 58430), (385, 46744), (440, 40901), (616, 29215), (770, 23372), (1540, 11686), (3080, 5843)]