20741090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1933}}^1$

素因数の和:2006

約数の個数: 32

約数和(自身を含む): 39685680

約数和(自身を除く): 18944590

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 145, 185, 290, 370, 1073, 1933, 2146, 3866, 5365, 9665, 10730, 19330, 56057, 71521, 112114, 143042, 280285, 357605, 560570, 715210, 2074109, 4148218, 10370545, 20741090]

約数ペア:

[(1, 20741090), (2, 10370545), (5, 4148218), (10, 2074109), (29, 715210), (37, 560570), (58, 357605), (74, 280285), (145, 143042), (185, 112114), (290, 71521), (370, 56057), (1073, 19330), (1933, 10730), (2146, 9665), (3866, 5365)]