1456840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1$

素因数の和:83

約数の個数: 96

約数和(自身を含む): 4213440

約数和(自身を除く): 2756600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 43, 44, 55, 56, 70, 77, 86, 88, 110, 121, 140, 154, 172, 215, 220, 242, 280, 301, 308, 344, 385, 430, 440, 473, 484, 602, 605, 616, 770, 847, 860, 946, 968, 1204, 1210, 1505, 1540, 1694, 1720, 1892, 2365, 2408, 2420, 3010, 3080, 3311, 3388, 3784, 4235, 4730, 4840, 5203, 6020, 6622, 6776, 8470, 9460, 10406, 12040, 13244, 16555, 16940, 18920, 20812, 26015, 26488, 33110, 33880, 36421, 41624, 52030, 66220, 72842, 104060, 132440, 145684, 182105, 208120, 291368, 364210, 728420, 1456840]

約数ペア:

[(1, 1456840), (2, 728420), (4, 364210), (5, 291368), (7, 208120), (8, 182105), (10, 145684), (11, 132440), (14, 104060), (20, 72842), (22, 66220), (28, 52030), (35, 41624), (40, 36421), (43, 33880), (44, 33110), (55, 26488), (56, 26015), (70, 20812), (77, 18920), (86, 16940), (88, 16555), (110, 13244), (121, 12040), (140, 10406), (154, 9460), (172, 8470), (215, 6776), (220, 6622), (242, 6020), (280, 5203), (301, 4840), (308, 4730), (344, 4235), (385, 3784), (430, 3388), (440, 3311), (473, 3080), (484, 3010), (602, 2420), (605, 2408), (616, 2365), (770, 1892), (847, 1720), (860, 1694), (946, 1540), (968, 1505), (1204, 1210)]