4403800

素因数分解:

$2^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 10389960

約数和(自身を除く): 5986160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 97, 100, 194, 200, 227, 388, 454, 485, 776, 908, 970, 1135, 1816, 1940, 2270, 2425, 3880, 4540, 4850, 5675, 9080, 9700, 11350, 19400, 22019, 22700, 44038, 45400, 88076, 110095, 176152, 220190, 440380, 550475, 880760, 1100950, 2201900, 4403800]

約数ペア:

[(1, 4403800), (2, 2201900), (4, 1100950), (5, 880760), (8, 550475), (10, 440380), (20, 220190), (25, 176152), (40, 110095), (50, 88076), (97, 45400), (100, 44038), (194, 22700), (200, 22019), (227, 19400), (388, 11350), (454, 9700), (485, 9080), (776, 5675), (908, 4850), (970, 4540), (1135, 3880), (1816, 2425), (1940, 2270)]