3205480

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 7280640

約数和(自身を除く): 4075160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 631, 635, 1016, 1262, 1270, 2524, 2540, 3155, 5048, 5080, 6310, 12620, 25240, 80137, 160274, 320548, 400685, 641096, 801370, 1602740, 3205480]

約数ペア:

[(1, 3205480), (2, 1602740), (4, 801370), (5, 641096), (8, 400685), (10, 320548), (20, 160274), (40, 80137), (127, 25240), (254, 12620), (508, 6310), (631, 5080), (635, 5048), (1016, 3155), (1262, 2540), (1270, 2524)]