8220200720

素因数分解:

$2^4\times 5^1\times {\mathrm{102752509}}^1$

素因数の和:102752522

約数の個数: 20

約数和(自身を含む): 19111966860

約数和(自身を除く): 10891766140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 102752509, 205505018, 411010036, 513762545, 822020072, 1027525090, 1644040144, 2055050180, 4110100360, 8220200720]

約数ペア:

[(1, 8220200720), (2, 4110100360), (4, 2055050180), (5, 1644040144), (8, 1027525090), (10, 822020072), (16, 513762545), (20, 411010036), (40, 205505018), (80, 102752509)]