11919800

素因数分解:

$2^3\times 5^2\times {\mathrm{107}}^1\times {\mathrm{557}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 28022760

約数和(自身を除く): 16102960

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 107, 200, 214, 428, 535, 557, 856, 1070, 1114, 2140, 2228, 2675, 2785, 4280, 4456, 5350, 5570, 10700, 11140, 13925, 21400, 22280, 27850, 55700, 59599, 111400, 119198, 238396, 297995, 476792, 595990, 1191980, 1489975, 2383960, 2979950, 5959900, 11919800]

約数ペア:

[(1, 11919800), (2, 5959900), (4, 2979950), (5, 2383960), (8, 1489975), (10, 1191980), (20, 595990), (25, 476792), (40, 297995), (50, 238396), (100, 119198), (107, 111400), (200, 59599), (214, 55700), (428, 27850), (535, 22280), (557, 21400), (856, 13925), (1070, 11140), (1114, 10700), (2140, 5570), (2228, 5350), (2675, 4456), (2785, 4280)]