42176210

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{47389}}^1$

素因数の和:47485

約数の個数: 16

約数和(自身を含む): 76771800

約数和(自身を除く): 34595590

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 47389, 94778, 236945, 473890, 4217621, 8435242, 21088105, 42176210]

約数ペア:

[(1, 42176210), (2, 21088105), (5, 8435242), (10, 4217621), (89, 473890), (178, 236945), (445, 94778), (890, 47389)]