308248940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{358429}}^1$

素因数の和:358481

約数の個数: 24

約数和(自身を含む): 662378640

約数和(自身を除く): 354129700

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 358429, 716858, 1433716, 1792145, 3584290, 7168580, 15412447, 30824894, 61649788, 77062235, 154124470, 308248940]

約数ペア:

[(1, 308248940), (2, 154124470), (4, 77062235), (5, 61649788), (10, 30824894), (20, 15412447), (43, 7168580), (86, 3584290), (172, 1792145), (215, 1433716), (430, 716858), (860, 358429)]