42128860

素因数分解:

$2^2\times 5^1\times {\mathrm{1319}}^1\times {\mathrm{1597}}^1$

素因数の和:2925

約数の個数: 24

約数和(自身を含む): 88593120

約数和(自身を除く): 46464260

約数列:

[1, 2, 4, 5, 10, 20, 1319, 1597, 2638, 3194, 5276, 6388, 6595, 7985, 13190, 15970, 26380, 31940, 2106443, 4212886, 8425772, 10532215, 21064430, 42128860]

約数ペア:

[(1, 42128860), (2, 21064430), (4, 10532215), (5, 8425772), (10, 4212886), (20, 2106443), (1319, 31940), (1597, 26380), (2638, 15970), (3194, 13190), (5276, 7985), (6388, 6595)]