1905490

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2141}}^1$

素因数の和:2237

約数の個数: 16

約数和(自身を含む): 3470040

約数和(自身を除く): 1564550

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2141, 4282, 10705, 21410, 190549, 381098, 952745, 1905490]

約数ペア:

[(1, 1905490), (2, 952745), (5, 381098), (10, 190549), (89, 21410), (178, 10705), (445, 4282), (890, 2141)]