39676220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27941}}^1$

素因数の和:28021

約数の個数: 24

約数和(自身を含む): 84496608

約数和(自身を除く): 44820388

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 27941, 55882, 111764, 139705, 279410, 558820, 1983811, 3967622, 7935244, 9919055, 19838110, 39676220]

約数ペア:

[(1, 39676220), (2, 19838110), (4, 9919055), (5, 7935244), (10, 3967622), (20, 1983811), (71, 558820), (142, 279410), (284, 139705), (355, 111764), (710, 55882), (1420, 27941)]