38021720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86413}}^1$

素因数の和:86435

約数の個数: 32

約数和(自身を含む): 93327120

約数和(自身を除く): 55305400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 86413, 172826, 345652, 432065, 691304, 864130, 950543, 1728260, 1901086, 3456520, 3802172, 4752715, 7604344, 9505430, 19010860, 38021720]

約数ペア:

[(1, 38021720), (2, 19010860), (4, 9505430), (5, 7604344), (8, 4752715), (10, 3802172), (11, 3456520), (20, 1901086), (22, 1728260), (40, 950543), (44, 864130), (55, 691304), (88, 432065), (110, 345652), (220, 172826), (440, 86413)]