38663080

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3761}}^1$

素因数の和:4029

約数の個数: 32

約数和(自身を含む): 87353640

約数和(自身を除く): 48690560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2570, 3761, 5140, 7522, 10280, 15044, 18805, 30088, 37610, 75220, 150440, 966577, 1933154, 3866308, 4832885, 7732616, 9665770, 19331540, 38663080]

約数ペア:

[(1, 38663080), (2, 19331540), (4, 9665770), (5, 7732616), (8, 4832885), (10, 3866308), (20, 1933154), (40, 966577), (257, 150440), (514, 75220), (1028, 37610), (1285, 30088), (2056, 18805), (2570, 15044), (3761, 10280), (5140, 7522)]