8266012120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4805821}}^1$

素因数の和:4805875

約数の個数: 32

約数和(自身を含む): 19031055120

約数和(自身を除く): 10765043000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4805821, 9611642, 19223284, 24029105, 38446568, 48058210, 96116420, 192232840, 206650303, 413300606, 826601212, 1033251515, 1653202424, 2066503030, 4133006060, 8266012120]

約数ペア:

[(1, 8266012120), (2, 4133006060), (4, 2066503030), (5, 1653202424), (8, 1033251515), (10, 826601212), (20, 413300606), (40, 206650303), (43, 192232840), (86, 96116420), (172, 48058210), (215, 38446568), (344, 24029105), (430, 19223284), (860, 9611642), (1720, 4805821)]