1870220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8501}}^1$

素因数の和:8521

約数の個数: 24

約数和(自身を含む): 4285008

約数和(自身を除く): 2414788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 8501, 17002, 34004, 42505, 85010, 93511, 170020, 187022, 374044, 467555, 935110, 1870220]

約数ペア:

[(1, 1870220), (2, 935110), (4, 467555), (5, 374044), (10, 187022), (11, 170020), (20, 93511), (22, 85010), (44, 42505), (55, 34004), (110, 17002), (220, 8501)]