28039070

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{121909}}^1$

素因数の和:121939

約数の個数: 16

約数和(自身を含む): 52665120

約数和(自身を除く): 24626050

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 121909, 243818, 609545, 1219090, 2803907, 5607814, 14019535, 28039070]

約数ペア:

[(1, 28039070), (2, 14019535), (5, 5607814), (10, 2803907), (23, 1219090), (46, 609545), (115, 243818), (230, 121909)]