4090280

素因数分解:

$2^3\times 5^1\times {\mathrm{293}}^1\times {\mathrm{349}}^1$

素因数の和:653

約数の個数: 32

約数和(自身を含む): 9261000

約数和(自身を除く): 5170720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 293, 349, 586, 698, 1172, 1396, 1465, 1745, 2344, 2792, 2930, 3490, 5860, 6980, 11720, 13960, 102257, 204514, 409028, 511285, 818056, 1022570, 2045140, 4090280]

約数ペア:

[(1, 4090280), (2, 2045140), (4, 1022570), (5, 818056), (8, 511285), (10, 409028), (20, 204514), (40, 102257), (293, 13960), (349, 11720), (586, 6980), (698, 5860), (1172, 3490), (1396, 2930), (1465, 2792), (1745, 2344)]