3938180

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{883}}^1$

素因数の和:1115

約数の個数: 24

約数和(自身を含む): 8316672

約数和(自身を除く): 4378492

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 883, 892, 1115, 1766, 2230, 3532, 4415, 4460, 8830, 17660, 196909, 393818, 787636, 984545, 1969090, 3938180]

約数ペア:

[(1, 3938180), (2, 1969090), (4, 984545), (5, 787636), (10, 393818), (20, 196909), (223, 17660), (446, 8830), (883, 4460), (892, 4415), (1115, 3532), (1766, 2230)]