39990858

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:579

約数の個数: 48

約数和(自身を含む): 86868000

約数和(自身を除く): 46877142

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 74, 111, 114, 222, 361, 499, 703, 722, 998, 1083, 1406, 1497, 2109, 2166, 2994, 4218, 9481, 13357, 18463, 18962, 26714, 28443, 36926, 40071, 55389, 56886, 80142, 110778, 180139, 350797, 360278, 540417, 701594, 1052391, 1080834, 2104782, 6665143, 13330286, 19995429, 39990858]

約数ペア:

[(1, 39990858), (2, 19995429), (3, 13330286), (6, 6665143), (19, 2104782), (37, 1080834), (38, 1052391), (57, 701594), (74, 540417), (111, 360278), (114, 350797), (222, 180139), (361, 110778), (499, 80142), (703, 56886), (722, 55389), (998, 40071), (1083, 36926), (1406, 28443), (1497, 26714), (2109, 18962), (2166, 18463), (2994, 13357), (4218, 9481)]