86841320

素因数分解:

$2^3\times 5^1\times {\mathrm{541}}^1\times {\mathrm{4013}}^1$

素因数の和:4565

約数の個数: 32

約数和(自身を含む): 195802920

約数和(自身を除く): 108961600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 541, 1082, 2164, 2705, 4013, 4328, 5410, 8026, 10820, 16052, 20065, 21640, 32104, 40130, 80260, 160520, 2171033, 4342066, 8684132, 10855165, 17368264, 21710330, 43420660, 86841320]

約数ペア:

[(1, 86841320), (2, 43420660), (4, 21710330), (5, 17368264), (8, 10855165), (10, 8684132), (20, 4342066), (40, 2171033), (541, 160520), (1082, 80260), (2164, 40130), (2705, 32104), (4013, 21640), (4328, 20065), (5410, 16052), (8026, 10820)]