18889320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157411}}^1$

素因数の和:157425

約数の個数: 32

約数和(自身を含む): 56668320

約数和(自身を除く): 37779000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157411, 314822, 472233, 629644, 787055, 944466, 1259288, 1574110, 1888932, 2361165, 3148220, 3777864, 4722330, 6296440, 9444660, 18889320]

約数ペア:

[(1, 18889320), (2, 9444660), (3, 6296440), (4, 4722330), (5, 3777864), (6, 3148220), (8, 2361165), (10, 1888932), (12, 1574110), (15, 1259288), (20, 944466), (24, 787055), (30, 629644), (40, 472233), (60, 314822), (120, 157411)]