19294440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:383

約数の個数: 128

約数和(自身を含む): 64696320

約数和(自身を除く): 45401880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 47, 55, 60, 66, 88, 94, 110, 120, 132, 141, 165, 188, 220, 235, 264, 282, 311, 330, 376, 440, 470, 517, 564, 622, 660, 705, 933, 940, 1034, 1128, 1244, 1320, 1410, 1551, 1555, 1866, 1880, 2068, 2488, 2585, 2820, 3102, 3110, 3421, 3732, 4136, 4665, 5170, 5640, 6204, 6220, 6842, 7464, 7755, 9330, 10263, 10340, 12408, 12440, 13684, 14617, 15510, 17105, 18660, 20526, 20680, 27368, 29234, 31020, 34210, 37320, 41052, 43851, 51315, 58468, 62040, 68420, 73085, 82104, 87702, 102630, 116936, 136840, 146170, 160787, 175404, 205260, 219255, 292340, 321574, 350808, 410520, 438510, 482361, 584680, 643148, 803935, 877020, 964722, 1286296, 1607870, 1754040, 1929444, 2411805, 3215740, 3858888, 4823610, 6431480, 9647220, 19294440]

約数ペア:

[(1, 19294440), (2, 9647220), (3, 6431480), (4, 4823610), (5, 3858888), (6, 3215740), (8, 2411805), (10, 1929444), (11, 1754040), (12, 1607870), (15, 1286296), (20, 964722), (22, 877020), (24, 803935), (30, 643148), (33, 584680), (40, 482361), (44, 438510), (47, 410520), (55, 350808), (60, 321574), (66, 292340), (88, 219255), (94, 205260), (110, 175404), (120, 160787), (132, 146170), (141, 136840), (165, 116936), (188, 102630), (220, 87702), (235, 82104), (264, 73085), (282, 68420), (311, 62040), (330, 58468), (376, 51315), (440, 43851), (470, 41052), (517, 37320), (564, 34210), (622, 31020), (660, 29234), (705, 27368), (933, 20680), (940, 20526), (1034, 18660), (1128, 17105), (1244, 15510), (1320, 14617), (1410, 13684), (1551, 12440), (1555, 12408), (1866, 10340), (1880, 10263), (2068, 9330), (2488, 7755), (2585, 7464), (2820, 6842), (3102, 6220), (3110, 6204), (3421, 5640), (3732, 5170), (4136, 4665)]