2016540380

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{207037}}^1$

素因数の和:207533

約数の個数: 24

約数和(自身を含む): 4243450848

約数和(自身を除く): 2226910468

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 9740, 207037, 414074, 828148, 1035185, 2070370, 4140740, 100827019, 201654038, 403308076, 504135095, 1008270190, 2016540380]

約数ペア:

[(1, 2016540380), (2, 1008270190), (4, 504135095), (5, 403308076), (10, 201654038), (20, 100827019), (487, 4140740), (974, 2070370), (1948, 1035185), (2435, 828148), (4870, 414074), (9740, 207037)]