20145785570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1451}}^1\times {\mathrm{81671}}^1$

素因数の和:83146

約数の個数: 32

約数和(自身を含む): 38422429056

約数和(自身を除く): 18276643486

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1451, 2902, 7255, 14510, 24667, 49334, 81671, 123335, 163342, 246670, 408355, 816710, 1388407, 2776814, 6942035, 13884070, 118504621, 237009242, 592523105, 1185046210, 2014578557, 4029157114, 10072892785, 20145785570]

約数ペア:

[(1, 20145785570), (2, 10072892785), (5, 4029157114), (10, 2014578557), (17, 1185046210), (34, 592523105), (85, 237009242), (170, 118504621), (1451, 13884070), (2902, 6942035), (7255, 2776814), (14510, 1388407), (24667, 816710), (49334, 408355), (81671, 246670), (123335, 163342)]