230870440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{134227}}^1$

素因数の和:134281

約数の個数: 32

約数和(自身を含む): 531542880

約数和(自身を除く): 300672440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 134227, 268454, 536908, 671135, 1073816, 1342270, 2684540, 5369080, 5771761, 11543522, 23087044, 28858805, 46174088, 57717610, 115435220, 230870440]

約数ペア:

[(1, 230870440), (2, 115435220), (4, 57717610), (5, 46174088), (8, 28858805), (10, 23087044), (20, 11543522), (40, 5771761), (43, 5369080), (86, 2684540), (172, 1342270), (215, 1073816), (344, 671135), (430, 536908), (860, 268454), (1720, 134227)]