120777904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{580663}}^1$

素因数の和:580684

約数の個数: 20

約数和(自身を含む): 252008176

約数和(自身を除く): 131230272

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 580663, 1161326, 2322652, 4645304, 7548619, 9290608, 15097238, 30194476, 60388952, 120777904]

約数ペア:

[(1, 120777904), (2, 60388952), (4, 30194476), (8, 15097238), (13, 9290608), (16, 7548619), (26, 4645304), (52, 2322652), (104, 1161326), (208, 580663)]