209420220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3490337}}^1$

素因数の和:3490349

約数の個数: 24

約数和(自身を含む): 586376784

約数和(自身を除く): 376956564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3490337, 6980674, 10471011, 13961348, 17451685, 20942022, 34903370, 41884044, 52355055, 69806740, 104710110, 209420220]

約数ペア:

[(1, 209420220), (2, 104710110), (3, 69806740), (4, 52355055), (5, 41884044), (6, 34903370), (10, 20942022), (12, 17451685), (15, 13961348), (20, 10471011), (30, 6980674), (60, 3490337)]