6778520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:624

約数の個数: 64

約数和(自身を含む): 17867520

約数和(自身を除く): 11089000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 172, 215, 280, 301, 344, 430, 563, 602, 860, 1126, 1204, 1505, 1720, 2252, 2408, 2815, 3010, 3941, 4504, 5630, 6020, 7882, 11260, 12040, 15764, 19705, 22520, 24209, 31528, 39410, 48418, 78820, 96836, 121045, 157640, 169463, 193672, 242090, 338926, 484180, 677852, 847315, 968360, 1355704, 1694630, 3389260, 6778520]

約数ペア:

[(1, 6778520), (2, 3389260), (4, 1694630), (5, 1355704), (7, 968360), (8, 847315), (10, 677852), (14, 484180), (20, 338926), (28, 242090), (35, 193672), (40, 169463), (43, 157640), (56, 121045), (70, 96836), (86, 78820), (140, 48418), (172, 39410), (215, 31528), (280, 24209), (301, 22520), (344, 19705), (430, 15764), (563, 12040), (602, 11260), (860, 7882), (1126, 6020), (1204, 5630), (1505, 4504), (1720, 3941), (2252, 3010), (2408, 2815)]