490820404

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{32063}}^1$

素因数の和:32199

約数の個数: 24

約数和(自身を含む): 888814080

約数和(自身を除く): 397993676

約数列:

[1, 2, 4, 43, 86, 89, 172, 178, 356, 3827, 7654, 15308, 32063, 64126, 128252, 1378709, 2757418, 2853607, 5514836, 5707214, 11414428, 122705101, 245410202, 490820404]

約数ペア:

[(1, 490820404), (2, 245410202), (4, 122705101), (43, 11414428), (86, 5707214), (89, 5514836), (172, 2853607), (178, 2757418), (356, 1378709), (3827, 128252), (7654, 64126), (15308, 32063)]