386432420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1756511}}^1$

素因数の和:1756531

約数の個数: 24

約数和(自身を含む): 885282048

約数和(自身を除く): 498849628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1756511, 3513022, 7026044, 8782555, 17565110, 19321621, 35130220, 38643242, 77286484, 96608105, 193216210, 386432420]

約数ペア:

[(1, 386432420), (2, 193216210), (4, 96608105), (5, 77286484), (10, 38643242), (11, 35130220), (20, 19321621), (22, 17565110), (44, 8782555), (55, 7026044), (110, 3513022), (220, 1756511)]