938409800

素因数分解:

$2^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{18257}}^1$

素因数の和:18530

約数の個数: 48

約数和(自身を含む): 2190412260

約数和(自身を除く): 1252002460

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 257, 514, 1028, 1285, 2056, 2570, 5140, 6425, 10280, 12850, 18257, 25700, 36514, 51400, 73028, 91285, 146056, 182570, 365140, 456425, 730280, 912850, 1825700, 3651400, 4692049, 9384098, 18768196, 23460245, 37536392, 46920490, 93840980, 117301225, 187681960, 234602450, 469204900, 938409800]

約数ペア:

[(1, 938409800), (2, 469204900), (4, 234602450), (5, 187681960), (8, 117301225), (10, 93840980), (20, 46920490), (25, 37536392), (40, 23460245), (50, 18768196), (100, 9384098), (200, 4692049), (257, 3651400), (514, 1825700), (1028, 912850), (1285, 730280), (2056, 456425), (2570, 365140), (5140, 182570), (6425, 146056), (10280, 91285), (12850, 73028), (18257, 51400), (25700, 36514)]