1676840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 4268160

約数和(自身を除く): 2591320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 103, 110, 148, 185, 206, 220, 296, 370, 407, 412, 440, 515, 740, 814, 824, 1030, 1133, 1480, 1628, 2035, 2060, 2266, 3256, 3811, 4070, 4120, 4532, 5665, 7622, 8140, 9064, 11330, 15244, 16280, 19055, 22660, 30488, 38110, 41921, 45320, 76220, 83842, 152440, 167684, 209605, 335368, 419210, 838420, 1676840]

約数ペア:

[(1, 1676840), (2, 838420), (4, 419210), (5, 335368), (8, 209605), (10, 167684), (11, 152440), (20, 83842), (22, 76220), (37, 45320), (40, 41921), (44, 38110), (55, 30488), (74, 22660), (88, 19055), (103, 16280), (110, 15244), (148, 11330), (185, 9064), (206, 8140), (220, 7622), (296, 5665), (370, 4532), (407, 4120), (412, 4070), (440, 3811), (515, 3256), (740, 2266), (814, 2060), (824, 2035), (1030, 1628), (1133, 1480)]