63910280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{228251}}^1$

素因数の和:228269

約数の個数: 32

約数和(自身を含む): 164341440

約数和(自身を除く): 100431160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 228251, 456502, 913004, 1141255, 1597757, 1826008, 2282510, 3195514, 4565020, 6391028, 7988785, 9130040, 12782056, 15977570, 31955140, 63910280]

約数ペア:

[(1, 63910280), (2, 31955140), (4, 15977570), (5, 12782056), (7, 9130040), (8, 7988785), (10, 6391028), (14, 4565020), (20, 3195514), (28, 2282510), (35, 1826008), (40, 1597757), (56, 1141255), (70, 913004), (140, 456502), (280, 228251)]