2078764040

素因数分解:

$2^3\times 5^1\times {\mathrm{1783}}^1\times {\mathrm{29147}}^1$

素因数の和:30941

約数の個数: 32

約数和(自身を含む): 4680002880

約数和(自身を除く): 2601238840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1783, 3566, 7132, 8915, 14264, 17830, 29147, 35660, 58294, 71320, 116588, 145735, 233176, 291470, 582940, 1165880, 51969101, 103938202, 207876404, 259845505, 415752808, 519691010, 1039382020, 2078764040]

約数ペア:

[(1, 2078764040), (2, 1039382020), (4, 519691010), (5, 415752808), (8, 259845505), (10, 207876404), (20, 103938202), (40, 51969101), (1783, 1165880), (3566, 582940), (7132, 291470), (8915, 233176), (14264, 145735), (17830, 116588), (29147, 71320), (35660, 58294)]