1859540

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{853}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 3945480

約数和(自身を除く): 2085940

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 853, 1090, 1706, 2180, 3412, 4265, 8530, 17060, 92977, 185954, 371908, 464885, 929770, 1859540]

約数ペア:

[(1, 1859540), (2, 929770), (4, 464885), (5, 371908), (10, 185954), (20, 92977), (109, 17060), (218, 8530), (436, 4265), (545, 3412), (853, 2180), (1090, 1706)]