1905980

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{607}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 4034688

約数和(自身を除く): 2128708

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 607, 628, 785, 1214, 1570, 2428, 3035, 3140, 6070, 12140, 95299, 190598, 381196, 476495, 952990, 1905980]

約数ペア:

[(1, 1905980), (2, 952990), (4, 476495), (5, 381196), (10, 190598), (20, 95299), (157, 12140), (314, 6070), (607, 3140), (628, 3035), (785, 2428), (1214, 1570)]