4399681220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19998551}}^1$

素因数の和:19998571

約数の個数: 24

約数和(自身を含む): 10079270208

約数和(自身を除く): 5679588988

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 19998551, 39997102, 79994204, 99992755, 199985510, 219984061, 399971020, 439968122, 879936244, 1099920305, 2199840610, 4399681220]

約数ペア:

[(1, 4399681220), (2, 2199840610), (4, 1099920305), (5, 879936244), (10, 439968122), (11, 399971020), (20, 219984061), (22, 199985510), (44, 99992755), (55, 79994204), (110, 39997102), (220, 19998551)]