4427140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 10206000

約数和(自身を除く): 5778860

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 449, 493, 580, 898, 986, 1796, 1972, 2245, 2465, 4490, 4930, 7633, 8980, 9860, 13021, 15266, 26042, 30532, 38165, 52084, 65105, 76330, 130210, 152660, 221357, 260420, 442714, 885428, 1106785, 2213570, 4427140]

約数ペア:

[(1, 4427140), (2, 2213570), (4, 1106785), (5, 885428), (10, 442714), (17, 260420), (20, 221357), (29, 152660), (34, 130210), (58, 76330), (68, 65105), (85, 52084), (116, 38165), (145, 30532), (170, 26042), (290, 15266), (340, 13021), (449, 9860), (493, 8980), (580, 7633), (898, 4930), (986, 4490), (1796, 2465), (1972, 2245)]