4250420

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^2$

素因数の和:931

約数の個数: 18

約数和(自身を含む): 8945286

約数和(自身を除く): 4694866

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 9220, 212521, 425042, 850084, 1062605, 2125210, 4250420]

約数ペア:

[(1, 4250420), (2, 2125210), (4, 1062605), (5, 850084), (10, 425042), (20, 212521), (461, 9220), (922, 4610), (1844, 2305)]