3890780

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{857}}^1$

素因数の和:1093

約数の個数: 24

約数和(自身を含む): 8216208

約数和(自身を除く): 4325428

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 857, 908, 1135, 1714, 2270, 3428, 4285, 4540, 8570, 17140, 194539, 389078, 778156, 972695, 1945390, 3890780]

約数ペア:

[(1, 3890780), (2, 1945390), (4, 972695), (5, 778156), (10, 389078), (20, 194539), (227, 17140), (454, 8570), (857, 4540), (908, 4285), (1135, 3428), (1714, 2270)]