42508940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49429}}^1$

素因数の和:49481

約数の個数: 24

約数和(自身を含む): 91346640

約数和(自身を除く): 48837700

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 49429, 98858, 197716, 247145, 494290, 988580, 2125447, 4250894, 8501788, 10627235, 21254470, 42508940]

約数ペア:

[(1, 42508940), (2, 21254470), (4, 10627235), (5, 8501788), (10, 4250894), (20, 2125447), (43, 988580), (86, 494290), (172, 247145), (215, 197716), (430, 98858), (860, 49429)]