40028878

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{2237}}^1$

素因数の和:2651

約数の個数: 16

約数和(自身を含む): 62843040

約数和(自身を除く): 22814162

約数列:

[1, 2, 23, 46, 389, 778, 2237, 4474, 8947, 17894, 51451, 102902, 870193, 1740386, 20014439, 40028878]

約数ペア:

[(1, 40028878), (2, 20014439), (23, 1740386), (46, 870193), (389, 102902), (778, 51451), (2237, 17894), (4474, 8947)]