247339720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{325447}}^1$

素因数の和:325477

約数の個数: 32

約数和(自身を含む): 585806400

約数和(自身を除く): 338466680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 325447, 650894, 1301788, 1627235, 2603576, 3254470, 6183493, 6508940, 12366986, 13017880, 24733972, 30917465, 49467944, 61834930, 123669860, 247339720]

約数ペア:

[(1, 247339720), (2, 123669860), (4, 61834930), (5, 49467944), (8, 30917465), (10, 24733972), (19, 13017880), (20, 12366986), (38, 6508940), (40, 6183493), (76, 3254470), (95, 2603576), (152, 1627235), (190, 1301788), (380, 650894), (760, 325447)]