67884820

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{24419}}^1$

素因数の和:24567

約数の個数: 24

約数和(自身を含む): 143589600

約数和(自身を除く): 75704780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 24419, 48838, 97676, 122095, 244190, 488380, 3394241, 6788482, 13576964, 16971205, 33942410, 67884820]

約数ペア:

[(1, 67884820), (2, 33942410), (4, 16971205), (5, 13576964), (10, 6788482), (20, 3394241), (139, 488380), (278, 244190), (556, 122095), (695, 97676), (1390, 48838), (2780, 24419)]