49880840

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12107}}^1$

素因数の和:12221

約数の個数: 32

約数和(自身を含む): 113330880

約数和(自身を除く): 63450040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 12107, 24214, 48428, 60535, 96856, 121070, 242140, 484280, 1247021, 2494042, 4988084, 6235105, 9976168, 12470210, 24940420, 49880840]

約数ペア:

[(1, 49880840), (2, 24940420), (4, 12470210), (5, 9976168), (8, 6235105), (10, 4988084), (20, 2494042), (40, 1247021), (103, 484280), (206, 242140), (412, 121070), (515, 96856), (824, 60535), (1030, 48428), (2060, 24214), (4120, 12107)]