39941240

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{2963}}^1$

素因数の和:3311

約数の個数: 32

約数和(自身を含む): 90164880

約数和(自身を除く): 50223640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 2963, 3370, 5926, 6740, 11852, 13480, 14815, 23704, 29630, 59260, 118520, 998531, 1997062, 3994124, 4992655, 7988248, 9985310, 19970620, 39941240]

約数ペア:

[(1, 39941240), (2, 19970620), (4, 9985310), (5, 7988248), (8, 4992655), (10, 3994124), (20, 1997062), (40, 998531), (337, 118520), (674, 59260), (1348, 29630), (1685, 23704), (2696, 14815), (2963, 13480), (3370, 11852), (5926, 6740)]