140669648

素因数分解:

$2^4\times 7^1\times {\mathrm{439}}^1\times {\mathrm{2861}}^1$

素因数の和:3315

約数の個数: 40

約数和(自身を含む): 312301440

約数和(自身を除く): 171631792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 439, 878, 1756, 2861, 3073, 3512, 5722, 6146, 7024, 11444, 12292, 20027, 22888, 24584, 40054, 45776, 49168, 80108, 160216, 320432, 1255979, 2511958, 5023916, 8791853, 10047832, 17583706, 20095664, 35167412, 70334824, 140669648]

約数ペア:

[(1, 140669648), (2, 70334824), (4, 35167412), (7, 20095664), (8, 17583706), (14, 10047832), (16, 8791853), (28, 5023916), (56, 2511958), (112, 1255979), (439, 320432), (878, 160216), (1756, 80108), (2861, 49168), (3073, 45776), (3512, 40054), (5722, 24584), (6146, 22888), (7024, 20027), (11444, 12292)]